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Vulnerability Details :

CVE-2026-42530

Summary
Assigner-f5
Assigner Org ID-9dacffd4-cb11-413f-8451-fbbfd4ddc0ab
Published At-17 Jun, 2026 | 14:04
Updated At-18 Jun, 2026 | 03:57
Rejected At-
Credits

NGINX Open-Source ngx_http_v3_module vulnerability

NGINX Open Source has a vulnerability in the ngx_http_v3_module module. When NGINX Open Source is configured to use the HTTP/3 QUIC module, a remote unauthenticated attacker along with conditions beyond their control can use a specially crafted HTTP/3 session to reopen a QPACK encoder stream. This may cause a Use-after-Free in the NGINX worker process leading to a restart. Additionally, attackers can execute code on systems with Address Space Layout Randomization (ASLR) disabled or when the attacker can bypass ASLR. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:f5
Assigner Org ID:9dacffd4-cb11-413f-8451-fbbfd4ddc0ab
Published At:17 Jun, 2026 | 14:04
Updated At:18 Jun, 2026 | 03:57
Rejected At:
▼CVE Numbering Authority (CNA)
NGINX Open-Source ngx_http_v3_module vulnerability

NGINX Open Source has a vulnerability in the ngx_http_v3_module module. When NGINX Open Source is configured to use the HTTP/3 QUIC module, a remote unauthenticated attacker along with conditions beyond their control can use a specially crafted HTTP/3 session to reopen a QPACK encoder stream. This may cause a Use-after-Free in the NGINX worker process leading to a restart. Additionally, attackers can execute code on systems with Address Space Layout Randomization (ASLR) disabled or when the attacker can bypass ASLR. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected Products
Vendor
F5, Inc.F5
Product
NGINX Open Source
Modules
  • ngx_http_v3_module
Default Status
unknown
Versions
Affected
  • From 1.31.0 before 1.31.2 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-416CWE-416 Use After Free
Type: CWE
CWE ID: CWE-416
Description: CWE-416 Use After Free
Metrics
VersionBase scoreBase severityVector
3.18.1HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
4.09.2CRITICAL
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Version: 3.1
Base score: 8.1
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Version: 4.0
Base score: 9.2
Base severity: CRITICAL
Vector:
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

reporter
"F5 acknowledges Trung Nguyen (@everping) of CyStack, Zhenpeng (Leo) Lin (depthfirst), Evan Hellman (@xintenseapple) of Trail of Bits in collaboration with OpenAI, AntAISecurityLab, and Nebula Security (@nebusecurity) for bringing this issue to our attention and following the highest standards of coordinated disclosure."
Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://my.f5.com/manage/s/article/K000161616
vendor-advisory
Hyperlink: https://my.f5.com/manage/s/article/K000161616
Resource:
vendor-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:f5sirt@f5.com
Published At:17 Jun, 2026 | 15:16
Updated At:18 Jun, 2026 | 04:16

NGINX Open Source has a vulnerability in the ngx_http_v3_module module. When NGINX Open Source is configured to use the HTTP/3 QUIC module, a remote unauthenticated attacker along with conditions beyond their control can use a specially crafted HTTP/3 session to reopen a QPACK encoder stream. This may cause a Use-after-Free in the NGINX worker process leading to a restart. Additionally, attackers can execute code on systems with Address Space Layout Randomization (ASLR) disabled or when the attacker can bypass ASLR. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.09.2CRITICAL
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Secondary3.18.1HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
N/A
Type: Secondary
Version: 4.0
Base score: 9.2
Base severity: CRITICAL
Vector:
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Type: Secondary
Version: 3.1
Base score: 8.1
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: N/A
Version:
Base score:
Base severity: N/A
Vector:
CPE Matches

Weaknesses
CWE IDTypeSource
CWE-416Secondaryf5sirt@f5.com
CWE ID: CWE-416
Type: Secondary
Source: f5sirt@f5.com
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://my.f5.com/manage/s/article/K000161616f5sirt@f5.com
N/A
Hyperlink: https://my.f5.com/manage/s/article/K000161616
Source: f5sirt@f5.com
Resource: N/A

Change History

0
Information is not available yet

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Action-Not Available
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Matching Score-4
Assigner-Microsoft Corporation
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Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-53.09% / 98.84%
||
7 Day CHG~0.00%
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

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Matching Score-4
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ShareView Details
Matching Score-4
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CVSS Score-8.1||HIGH
EPSS-21.04% / 97.25%
||
7 Day CHG~0.00%
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

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Action-Not Available
Vendor-n/aMicrosoft Corporation
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CWE ID-CWE-416
Use After Free
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Matching Score-4
Assigner-Chrome
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Matching Score-4
Assigner-Chrome
CVSS Score-8.1||HIGH
EPSS-0.35% / 26.80%
||
7 Day CHG~0.00%
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Rejected-Not Available
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KEV Added-Not Available
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CWE ID-CWE-416
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Matching Score-4
Assigner-Microsoft Corporation
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||
7 Day CHG~0.00%
Published-12 Mar, 2024 | 16:57
Updated-03 May, 2025 | 00:46
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Windows Hyper-V Remote Code Execution Vulnerability

Windows Hyper-V Remote Code Execution Vulnerability

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_21h2windows_10_1809windows_server_2016windows_server_2022_23h2windows_server_2012windows_10_1507windows_11_21h2windows_10_22h2windows_server_2022windows_11_22h2windows_server_2019windows_10_1607windows_11_23h2Windows 11 version 22H3Windows Server 2012 (Server Core installation)Windows Server 2016 (Server Core installation)Windows Server 2016Windows 10 Version 1507Windows Server 2012 R2Windows Server 2012Windows Server 2019Windows 10 Version 21H2Windows 10 Version 1607Windows 11 version 22H2Windows Server 2022, 23H2 Edition (Server Core installation)Windows 11 Version 23H2Windows Server 2022Windows 11 version 21H2Windows Server 2019 (Server Core installation)Windows 10 Version 22H2Windows 10 Version 1809Windows Server 2012 R2 (Server Core installation)
CWE ID-CWE-416
Use After Free
CVE-2026-45599
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-0.52% / 40.09%
||
7 Day CHG+0.12%
Published-09 Jun, 2026 | 17:05
Updated-23 Jun, 2026 | 17:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Windows UPnP Device Host Remote Code Execution Vulnerability

Use after free in Universal Plug and Play (upnp.dll) allows an unauthorized attacker to execute code over a network.

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_21h2windows_10_1607windows_server_2025windows_server_2012windows_server_2016windows_server_2022windows_10_22h2windows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_server_2019windows_10_1809Windows Server 2016Windows 11 Version 25H2Windows Server 2012Windows 10 Version 1607Windows 11 version 23H2Windows Server 2012 R2 (Server Core installation)Windows 10 Version 22H2Windows Server 2025Windows 10 Version 1809Windows Server 2012 (Server Core installation)Windows 11 Version 23H2Windows Server 2012 R2Windows Server 2025 (Server Core installation)Windows Server 2022Windows 10 Version 21H2Windows 11 Version 24H2Windows 11 version 26H1Windows Server 2019Windows Server 2019 (Server Core installation)Windows Server 2016 (Server Core installation)
CWE ID-CWE-416
Use After Free
CVE-2024-11235
Matching Score-4
Assigner-PHP Group
ShareView Details
Matching Score-4
Assigner-PHP Group
CVSS Score-9.2||CRITICAL
EPSS-1.14% / 62.46%
||
7 Day CHG~0.00%
Published-04 Apr, 2025 | 17:51
Updated-26 Feb, 2026 | 18:28
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Reference counting in php_request_shutdown causes Use-After-Free

In PHP versions 8.3.* before 8.3.19 and 8.4.* before 8.4.5, a code sequence involving __set handler or ??=  operator and exceptions can lead to a use-after-free vulnerability. If the third party can control the memory layout leading to this, for example by supplying specially crafted inputs to the script, it could lead to remote code execution.

Action-Not Available
Vendor-The PHP Group
Product-phpPHP
CWE ID-CWE-416
Use After Free
CVE-2024-32929
Matching Score-4
Assigner-Google Devices
ShareView Details
Matching Score-4
Assigner-Google Devices
CVSS Score-8.1||HIGH
EPSS-0.21% / 10.96%
||
7 Day CHG~0.00%
Published-13 Jun, 2024 | 20:48
Updated-22 Jul, 2025 | 21:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In gpu_slc_get_region of pixel_gpu_slc.c, there is a possible EoP due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Action-Not Available
Vendor-Google LLC
Product-androidAndroidandroid
CWE ID-CWE-416
Use After Free
CVE-2020-12387
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-1.40% / 69.06%
||
7 Day CHG-0.01%
Published-26 May, 2020 | 17:04
Updated-04 Aug, 2024 | 11:56
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A race condition when running shutdown code for Web Worker led to a use-after-free vulnerability. This resulted in a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxthunderbirdfirefox_esrFirefoxFirefox ESRThunderbird
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2026-45635
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-0.52% / 40.09%
||
7 Day CHG+0.12%
Published-09 Jun, 2026 | 17:05
Updated-23 Jun, 2026 | 17:44
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Windows UPnP Device Host Remote Code Execution Vulnerability

Use after free in Universal Plug and Play (upnp.dll) allows an unauthorized attacker to execute code over a network.

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_21h2windows_10_1607windows_server_2025windows_server_2012windows_server_2016windows_server_2022windows_10_22h2windows_11_23h2windows_11_24h2windows_11_25h2windows_11_26h1windows_server_2019windows_10_1809Windows Server 2016Windows 11 Version 25H2Windows Server 2012Windows 10 Version 1607Windows 11 version 23H2Windows Server 2012 R2 (Server Core installation)Windows 10 Version 22H2Windows Server 2025Windows 10 Version 1809Windows Server 2012 (Server Core installation)Windows 11 Version 23H2Windows Server 2012 R2Windows Server 2025 (Server Core installation)Windows Server 2022Windows 10 Version 21H2Windows 11 Version 24H2Windows 11 version 26H1Windows Server 2019Windows Server 2019 (Server Core installation)Windows Server 2016 (Server Core installation)
CWE ID-CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')
CWE ID-CWE-416
Use After Free
CVE-2024-8947
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-6.3||MEDIUM
EPSS-1.02% / 58.95%
||
7 Day CHG-0.01%
Published-17 Sep, 2024 | 18:31
Updated-24 Sep, 2024 | 13:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
MicroPython objarray.c use after free

A vulnerability was found in MicroPython 1.22.2. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file py/objarray.c. The manipulation leads to use after free. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. Upgrading to version 1.23.0 is able to address this issue. The identifier of the patch is 4bed614e707c0644c06e117f848fa12605c711cd. It is recommended to upgrade the affected component. In micropython objarray component, when a bytes object is resized and copied into itself, it may reference memory that has already been freed.

Action-Not Available
Vendor-micropythonn/amicropython
Product-micropythonMicroPythonmicropython
CWE ID-CWE-416
Use After Free
CVE-2022-24791
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-8.1||HIGH
EPSS-1.14% / 62.43%
||
7 Day CHG~0.00%
Published-31 Mar, 2022 | 23:00
Updated-23 Apr, 2025 | 18:42
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Use after free in Wasmtime

Wasmtime is a standalone JIT-style runtime for WebAssembly, using Cranelift. There is a use after free vulnerability in Wasmtime when both running Wasm that uses externrefs and enabling epoch interruption in Wasmtime. If you are not explicitly enabling epoch interruption (it is disabled by default) then you are not affected. If you are explicitly disabling the Wasm reference types proposal (it is enabled by default) then you are also not affected. The use after free is caused by Cranelift failing to emit stack maps when there are safepoints inside cold blocks. Cold blocks occur when epoch interruption is enabled. Cold blocks are emitted at the end of compiled functions, and change the order blocks are emitted versus defined. This reordering accidentally caused Cranelift to skip emitting some stack maps because it expected to emit the stack maps in block definition order, rather than block emission order. When Wasmtime would eventually collect garbage, it would fail to find live references on the stack because of the missing stack maps, think that they were unreferenced garbage, and therefore reclaim them. Then after the collection ended, the Wasm code could use the reclaimed-too-early references, which is a use after free. Patches have been released in versions 0.34.2 and 0.35.2, which fix the vulnerability. All Wasmtime users are recommended to upgrade to these patched versions. If upgrading is not an option for you at this time, you can avoid the vulnerability by either: disabling the Wasm reference types proposal, config.wasm_reference_types(false); or by disabling epoch interruption if you were previously enabling it. config.epoch_interruption(false).

Action-Not Available
Vendor-bytecodealliancebytecodealliance
Product-wasmtimewasmtime
CWE ID-CWE-416
Use After Free
CVE-2022-23459
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-8.1||HIGH
EPSS-0.84% / 53.01%
||
7 Day CHG+0.03%
Published-19 Aug, 2022 | 19:00
Updated-28 Oct, 2025 | 16:00
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Double free or Use after Free in Value class of Jsonxx

Jsonxx or Json++ is a JSON parser, writer and reader written in C++. In affected versions of jsonxx use of the Value class may lead to memory corruption via a double free or via a use after free. The value class has a default assignment operator which may be used with pointer types which may point to alterable data where the pointer itself is not updated. This issue exists on the current commit of the jsonxx project. The project itself has been archived and updates are not expected. Users are advised to find a replacement.

Action-Not Available
Vendor-hjianghjiang
Product-json\+\+Jsonxx
CWE ID-CWE-415
Double Free
CWE ID-CWE-416
Use After Free
CVE-2019-6974
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-8.1||HIGH
EPSS-16.52% / 96.59%
||
7 Day CHG~0.00%
Published-15 Feb, 2019 | 15:00
Updated-04 Aug, 2024 | 20:38
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In the Linux kernel before 4.20.8, kvm_ioctl_create_device in virt/kvm/kvm_main.c mishandles reference counting because of a race condition, leading to a use-after-free.

Action-Not Available
Vendor-n/aCanonical Ltd.Red Hat, Inc.Linux Kernel Organization, IncDebian GNU/LinuxF5, Inc.
Product-enterprise_linux_serverubuntu_linuxbig-ip_webacceleratorbig-ip_application_acceleration_managerenterprise_linux_server_eusbig-ip_advanced_firewall_managerbig-ip_policy_enforcement_managerbig-ip_fraud_protection_serviceopenshift_container_platformenterprise_linux_server_ausenterprise_linuxbig-ip_global_traffic_managerbig-ip_local_traffic_managerbig-ip_analyticsbig-ip_application_security_managerbig-ip_edge_gatewaydebian_linuxlinux_kernelbig-ip_link_controllerenterprise_linux_workstationenterprise_linux_eusbig-ip_access_policy_managerenterprise_linux_server_tusenterprise_linux_desktopn/a
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2019-5018
Matching Score-4
Assigner-Talos
ShareView Details
Matching Score-4
Assigner-Talos
CVSS Score-8.1||HIGH
EPSS-6.68% / 93.04%
||
7 Day CHG~0.00%
Published-10 May, 2019 | 18:46
Updated-04 Aug, 2024 | 19:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An exploitable use after free vulnerability exists in the window function functionality of Sqlite3 3.26.0. A specially crafted SQL command can cause a use after free vulnerability, potentially resulting in remote code execution. An attacker can send a malicious SQL command to trigger this vulnerability.

Action-Not Available
Vendor-sqliten/aCanonical Ltd.
Product-ubuntu_linuxsqliteSqlite3
CWE ID-CWE-416
Use After Free
CVE-2023-41770
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-1.26% / 65.72%
||
7 Day CHG~0.00%
Published-10 Oct, 2023 | 17:07
Updated-14 Apr, 2025 | 22:45
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_21h2windows_10_1809windows_server_2016windows_server_2012windows_server_2008windows_10_1507windows_11_21h2windows_10_22h2windows_server_2022windows_11_22h2windows_server_2019windows_10_1607Windows 10 Version 1607Windows Server 2008 Service Pack 2Windows Server 2012 (Server Core installation)Windows Server 2016 (Server Core installation)Windows 11 version 22H2Windows Server 2008 R2 Service Pack 1 (Server Core installation)Windows 10 Version 1809Windows 10 Version 22H2Windows Server 2016Windows Server 2012 R2Windows 10 Version 1507Windows Server 2008 Service Pack 2 (Server Core installation)Windows Server 2008 R2 Service Pack 1Windows Server 2019 (Server Core installation)Windows Server 2008 Service Pack 2Windows Server 2012Windows Server 2012 R2 (Server Core installation)Windows 11 version 21H2Windows Server 2022Windows Server 2019Windows 10 Version 21H2
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2023-41768
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-1.26% / 65.72%
||
7 Day CHG~0.00%
Published-10 Oct, 2023 | 17:07
Updated-14 Apr, 2025 | 22:45
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_21h2windows_10_1809windows_server_2016windows_server_2012windows_server_2008windows_10_1507windows_11_21h2windows_10_22h2windows_server_2022windows_11_22h2windows_server_2019windows_10_1607Windows 10 Version 1607Windows Server 2008 Service Pack 2Windows Server 2012 (Server Core installation)Windows Server 2016 (Server Core installation)Windows 11 version 22H2Windows Server 2008 R2 Service Pack 1 (Server Core installation)Windows 10 Version 1809Windows 10 Version 22H2Windows Server 2016Windows Server 2012 R2Windows 10 Version 1507Windows Server 2008 Service Pack 2 (Server Core installation)Windows Server 2008 R2 Service Pack 1Windows Server 2019 (Server Core installation)Windows Server 2008 Service Pack 2Windows Server 2012Windows Server 2012 R2 (Server Core installation)Windows 11 version 21H2Windows Server 2022Windows Server 2019Windows 10 Version 21H2
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2023-41773
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-1.26% / 65.82%
||
7 Day CHG~0.00%
Published-10 Oct, 2023 | 17:07
Updated-14 Apr, 2025 | 22:45
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_21h2windows_10_1809windows_server_2016windows_server_2012windows_server_2008windows_10_1507windows_11_21h2windows_10_22h2windows_server_2022windows_11_22h2windows_server_2019windows_10_1607Windows 10 Version 1607Windows Server 2008 Service Pack 2Windows Server 2012 (Server Core installation)Windows Server 2016 (Server Core installation)Windows 11 version 22H2Windows Server 2008 R2 Service Pack 1 (Server Core installation)Windows 10 Version 1809Windows 10 Version 22H2Windows Server 2016Windows Server 2012 R2Windows 10 Version 1507Windows Server 2008 Service Pack 2 (Server Core installation)Windows Server 2008 R2 Service Pack 1Windows Server 2019 (Server Core installation)Windows Server 2008 Service Pack 2Windows Server 2012Windows Server 2012 R2 (Server Core installation)Windows 11 version 21H2Windows Server 2022Windows Server 2019Windows 10 Version 21H2
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2023-41769
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-1.26% / 65.72%
||
7 Day CHG~0.00%
Published-10 Oct, 2023 | 17:07
Updated-14 Apr, 2025 | 22:45
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_21h2windows_10_1809windows_server_2016windows_server_2012windows_server_2008windows_10_1507windows_11_21h2windows_10_22h2windows_server_2022windows_11_22h2windows_server_2019windows_10_1607Windows 10 Version 1607Windows Server 2008 Service Pack 2Windows Server 2012 (Server Core installation)Windows Server 2016 (Server Core installation)Windows 11 version 22H2Windows Server 2008 R2 Service Pack 1 (Server Core installation)Windows 10 Version 1809Windows 10 Version 22H2Windows Server 2016Windows Server 2012 R2Windows 10 Version 1507Windows Server 2008 Service Pack 2 (Server Core installation)Windows Server 2008 R2 Service Pack 1Windows Server 2019 (Server Core installation)Windows Server 2008 Service Pack 2Windows Server 2012Windows Server 2012 R2 (Server Core installation)Windows 11 version 21H2Windows Server 2022Windows Server 2019Windows 10 Version 21H2
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2023-41765
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-1.26% / 65.72%
||
7 Day CHG~0.00%
Published-10 Oct, 2023 | 17:07
Updated-14 Apr, 2025 | 22:45
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_21h2windows_10_1809windows_server_2016windows_server_2012windows_server_2008windows_10_1507windows_11_21h2windows_10_22h2windows_server_2022windows_11_22h2windows_server_2019windows_10_1607Windows 10 Version 1607Windows Server 2008 Service Pack 2Windows Server 2012 (Server Core installation)Windows Server 2016 (Server Core installation)Windows 11 version 22H2Windows Server 2008 R2 Service Pack 1 (Server Core installation)Windows 10 Version 1809Windows 10 Version 22H2Windows Server 2016Windows Server 2012 R2Windows 10 Version 1507Windows Server 2008 Service Pack 2 (Server Core installation)Windows Server 2008 R2 Service Pack 1Windows Server 2019 (Server Core installation)Windows Server 2008 Service Pack 2Windows Server 2012Windows Server 2012 R2 (Server Core installation)Windows 11 version 21H2Windows Server 2022Windows Server 2019Windows 10 Version 21H2
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2019-11815
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-8.1||HIGH
EPSS-4.46% / 90.20%
||
7 Day CHG~0.00%
Published-08 May, 2019 | 13:36
Updated-04 Aug, 2024 | 23:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue was discovered in rds_tcp_kill_sock in net/rds/tcp.c in the Linux kernel before 5.0.8. There is a race condition leading to a use-after-free, related to net namespace cleanup.

Action-Not Available
Vendor-n/aNetApp, Inc.Canonical Ltd.Linux Kernel Organization, IncopenSUSEDebian GNU/Linux
Product-virtual_storage_consoleubuntu_linuxdebian_linuxlinux_kernelstorage_replication_adaptercn1610hci_storage_nodehci_management_nodeactive_iq_unified_managervasa_provider_for_clustered_data_ontapcn1610_firmwaresnapprotecthci_compute_nodesolidfireleapn/a
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2024-49132
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-1.06% / 60.12%
||
7 Day CHG~0.00%
Published-10 Dec, 2024 | 17:49
Updated-09 Jun, 2026 | 18:31
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Windows Remote Desktop Services Remote Code Execution Vulnerability

Windows Remote Desktop Services Remote Code Execution Vulnerability

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_11_23h2windows_10_1809windows_11_22h2windows_server_2025windows_11_24h2windows_10_21h2windows_10_22h2windows_server_2022windows_server_2022_23h2windows_server_2019Windows 11 Version 23H2Windows 11 Version 24H2Windows Server 2025 (Server Core installation)Windows Server 2022Windows 10 Version 1809Windows 11 version 23H2Windows Server 2022, 23H2 Edition (Server Core installation)Windows 11 version 22H2Windows Server 2019Windows Server 2025Windows Server 2019 (Server Core installation)Windows 11 version 26H1Windows 10 Version 22H2Windows 10 Version 21H2
CWE ID-CWE-416
Use After Free
CWE ID-CWE-591
Sensitive Data Storage in Improperly Locked Memory
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2021-43790
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-8.5||HIGH
EPSS-1.57% / 72.11%
||
7 Day CHG~0.00%
Published-29 Nov, 2021 | 23:55
Updated-04 Aug, 2024 | 04:03
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Use After Free in lucet

Lucet is a native WebAssembly compiler and runtime. There is a bug in the main branch of `lucet-runtime` affecting all versions published to crates.io that allows a use-after-free in an Instance object that could result in memory corruption, data race, or other related issues. This bug was introduced early in the development of Lucet and is present in all releases. As a result of this bug, and dependent on the memory backing for the Instance objects, it is possible to trigger a use-after-free when the Instance is dropped. Users should upgrade to the main branch of the Lucet repository. Lucet no longer provides versioned releases on crates.io. There is no way to remediate this vulnerability without upgrading.

Action-Not Available
Vendor-bytecodealliancebytecodealliance
Product-lucetlucet
CWE ID-CWE-416
Use After Free
CVE-2019-10494
Matching Score-4
Assigner-Qualcomm, Inc.
ShareView Details
Matching Score-4
Assigner-Qualcomm, Inc.
CVSS Score-8.1||HIGH
EPSS-0.32% / 23.40%
||
7 Day CHG~0.00%
Published-12 Dec, 2019 | 08:30
Updated-04 Aug, 2024 | 22:24
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Race condition between the camera functions due to lack of resource lock which will lead to memory corruption and UAF issue in Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8909, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, MSM8998, Nicobar, QCN7605, QCS405, QCS605, QM215, SDA660, SDA845, SDM429, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDX20, SDX24, SM6150, SM7150, SM8150

Action-Not Available
Vendor-Qualcomm Technologies, Inc.
Product-mdm9640_firmwaresdm632_firmwaremsm8996au_firmwaresdm845sdm450_firmwaresdm632sdx24sdm439mdm9650sdm429msm8940_firmwaresm7150_firmwaresm6150msm8909w_firmwaremsm8996ausm7150apq8009_firmwaremsm8917sdm670qcs605_firmwaremdm9206sdm670_firmwaresdx24_firmwaresdm636sda845_firmwareapq8098qcn7605mdm9206_firmwareqcs605msm8937_firmwaremdm9650_firmwaresdm429_firmwaresda660msm8909wapq8009msm8909_firmwareapq8053_firmwaresda845nicobarmsm8920msm8953sdm450sdm636_firmwaresdm845_firmwareapq8098_firmwaresdx20msm8998_firmwaresdm660msm8920_firmwaresdm630mdm9607_firmwareqcs405sdm710qm215mdm9607apq8017_firmwaresdm710_firmwareqcn7605_firmwaremsm8937mdm9207c_firmwaremdm9207csm8150_firmwaremsm8909apq8096ausdm439_firmwareqcs405_firmwaresdm630_firmwaresda660_firmwareqm215_firmwaremsm8953_firmwaremsm8940sm6150_firmwareapq8053apq8096au_firmwaremsm8917_firmwaremsm8998sm8150sdx20_firmwareapq8017nicobar_firmwaresdm660_firmwaremdm9640Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
CWE ID-CWE-416
Use After Free
CWE ID-CWE-787
Out-of-bounds Write
CWE ID-CWE-667
Improper Locking
CWE ID-CWE-367
Time-of-check Time-of-use (TOCTOU) Race Condition
CVE-2019-10529
Matching Score-4
Assigner-Qualcomm, Inc.
ShareView Details
Matching Score-4
Assigner-Qualcomm, Inc.
CVSS Score-8.1||HIGH
EPSS-1.74% / 74.77%
||
7 Day CHG~0.00%
Published-06 Nov, 2019 | 17:11
Updated-04 Aug, 2024 | 22:24
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Possible use after free issue due to race condition while attempting to mark the entry pages as dirty using function set_page_dirty() in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MSM8909W, MSM8996AU, QCS405, QCS605, Qualcomm 215, SD 210/SD 212/SD 205, SD 425, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 636, SD 665, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 855, SDA660, SDM439, SDM630, SDM660, SDX20, SDX24

Action-Not Available
Vendor-Qualcomm Technologies, Inc.
Product-sd_850mdm9150_firmwaresd_632mdm9640_firmwaresd_820asd_675msm8996au_firmwaresd_439sd_670_firmwaresd_429sdx24sdm439mdm9650sd_636sd_615_firmwaremsm8909w_firmwaremsm8996ausd_820sd_450_firmwaresd_845_firmwaresd_820a_firmwareqcs605_firmwaresd_675_firmwaremdm9206sd_425_firmwaresd_665sdx24_firmwaresd_625_firmwaresd_450sd_845mdm9206_firmwareqcs605sd_632_firmwaresd_835_firmwaremdm9650_firmwaresd_835sda660sd_210_firmwaresd_415_firmwaremsm8909wsd_665_firmwaresd_616_firmwaresd_205_firmwaresd_415sd_212sd_712sd_855sd_730_firmwarequalcomm_215sdx20sd_616sd_425sdm660sdm630mdm9607_firmwaresd_615sd_710_firmwareqcs405sd_625sd_820_firmwaresd_210mdm9607sd_636_firmwaresd_439_firmwarequalcomm_215_firmwaremdm9150sd_429_firmwaresd_730sd_212_firmwaresd_850_firmwaresd_855_firmwaresdm439_firmwareqcs405_firmwaresd_712_firmwaresdm630_firmwaresda660_firmwaresd_670sdx20_firmwaresd_710sd_205sdm660_firmwaremdm9640Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2026-28387
Matching Score-4
Assigner-OpenSSL Software Foundation
ShareView Details
Matching Score-4
Assigner-OpenSSL Software Foundation
CVSS Score-8.1||HIGH
EPSS-0.63% / 45.53%
||
7 Day CHG~0.00%
Published-07 Apr, 2026 | 22:00
Updated-12 May, 2026 | 13:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Potential Use-after-free in DANE Client Code

Issue summary: An uncommon configuration of clients performing DANE TLSA-based server authentication, when paired with uncommon server DANE TLSA records, may result in a use-after-free and/or double-free on the client side. Impact summary: A use after free can have a range of potential consequences such as the corruption of valid data, crashes or execution of arbitrary code. However, the issue only affects clients that make use of TLSA records with both the PKIX-TA(0/PKIX-EE(1) certificate usages and the DANE-TA(2) certificate usage. By far the most common deployment of DANE is in SMTP MTAs for which RFC7672 recommends that clients treat as 'unusable' any TLSA records that have the PKIX certificate usages. These SMTP (or other similar) clients are not vulnerable to this issue. Conversely, any clients that support only the PKIX usages, and ignore the DANE-TA(2) usage are also not vulnerable. The client would also need to be communicating with a server that publishes a TLSA RRset with both types of TLSA records. No FIPS modules are affected by this issue, the problem code is outside the FIPS module boundary.

Action-Not Available
Vendor-OpenSSLSiemens AG
Product-opensslOpenSSLSIMATIC CN 4100SIMATIC S7-1500 TM MFP - GNU/Linux subsystem
CWE ID-CWE-416
Use After Free
CVE-2026-9964
Matching Score-4
Assigner-Chrome
ShareView Details
Matching Score-4
Assigner-Chrome
CVSS Score-8.1||HIGH
EPSS-0.23% / 13.90%
||
7 Day CHG~0.00%
Published-28 May, 2026 | 22:25
Updated-30 May, 2026 | 03:57
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Use after free in Bluetooth in Google Chrome on Mac prior to 148.0.7778.216 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (Chromium security severity: High)

Action-Not Available
Vendor-Google LLCApple Inc.
Product-chromemacosChrome
CWE ID-CWE-416
Use After Free
CVE-2026-8092
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-0.37% / 28.98%
||
7 Day CHG~0.00%
Published-07 May, 2026 | 12:45
Updated-19 May, 2026 | 16:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Memory safety bugs fixed in Firefox ESR 115.35.2, Firefox ESR 140.10.2 and Firefox 150.0.2

Memory safety bugs present in Firefox ESR 115.35.1, Firefox ESR 140.10.1 and Firefox 150.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxthunderbirdFirefoxThunderbird
CWE ID-CWE-125
Out-of-bounds Read
CWE ID-CWE-416
Use After Free
CWE ID-CWE-787
Out-of-bounds Write
CVE-2023-38166
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-1.26% / 65.72%
||
7 Day CHG~0.00%
Published-10 Oct, 2023 | 17:08
Updated-14 Apr, 2025 | 22:46
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Layer 2 Tunneling Protocol Remote Code Execution Vulnerability

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_21h2windows_10_1809windows_server_2016windows_server_2012windows_server_2008windows_10_1507windows_11_21h2windows_10_22h2windows_server_2022windows_11_22h2windows_server_2019windows_10_1607Windows 10 Version 1607Windows Server 2008 Service Pack 2Windows Server 2012 (Server Core installation)Windows Server 2016 (Server Core installation)Windows 11 version 22H2Windows Server 2008 R2 Service Pack 1 (Server Core installation)Windows 10 Version 1809Windows 10 Version 22H2Windows Server 2016Windows Server 2012 R2Windows 10 Version 1507Windows Server 2008 Service Pack 2 (Server Core installation)Windows Server 2008 R2 Service Pack 1Windows Server 2019 (Server Core installation)Windows Server 2008 Service Pack 2Windows Server 2012Windows Server 2012 R2 (Server Core installation)Windows 11 version 21H2Windows Server 2022Windows Server 2019Windows 10 Version 21H2
CWE ID-CWE-416
Use After Free
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2021-32589
Matching Score-4
Assigner-Fortinet, Inc.
ShareView Details
Matching Score-4
Assigner-Fortinet, Inc.
CVSS Score-7.7||HIGH
EPSS-8.70% / 94.45%
||
7 Day CHG~0.00%
Published-19 Dec, 2024 | 12:22
Updated-31 Jan, 2025 | 17:42
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A Use After Free (CWE-416) vulnerability in FortiManager version 7.0.0, version 6.4.5 and below, version 6.2.7 and below, version 6.0.10 and below, version 5.6.10 and below, version 5.4.7 and below, version 5.2.10 and below, version 5.0.12 and below and FortiAnalyzer version 7.0.0, version 6.4.5 and below, version 6.2.7 and below, version 6.0.10 and below, version 5.6.10 and below, version 5.4.7 and below, version 5.3.11, version 5.2.10 to 5.2.4 fgfmsd daemon may allow a remote, non-authenticated attacker to execute unauthorized code as root via sending a specifically crafted request to the fgfm port of the targeted device.

Action-Not Available
Vendor-Fortinet, Inc.
Product-fortianalyzerfortiportalfortimanagerFortiManagerFortiAnalyzer
CWE ID-CWE-416
Use After Free
CVE-2024-2612
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-0.97% / 57.34%
||
7 Day CHG-0.01%
Published-19 Mar, 2024 | 12:02
Updated-17 Jul, 2025 | 13:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

If an attacker could find a way to trigger a particular code path in `SafeRefPtr`, it could have triggered a crash or potentially be leveraged to achieve code execution. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxthunderbirdFirefox ESRFirefoxThunderbirdfirefoxfirefox_esrthunderbird
CWE ID-CWE-416
Use After Free
CVE-2021-22901
Matching Score-4
Assigner-HackerOne
ShareView Details
Matching Score-4
Assigner-HackerOne
CVSS Score-8.1||HIGH
EPSS-60.12% / 99.01%
||
7 Day CHG~0.00%
Published-11 Jun, 2021 | 15:49
Updated-03 Aug, 2024 | 18:58
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

curl 7.75.0 through 7.76.1 suffers from a use-after-free vulnerability resulting in already freed memory being used when a TLS 1.3 session ticket arrives over a connection. A malicious server can use this in rare unfortunate circumstances to potentially reach remote code execution in the client. When libcurl at run-time sets up support for TLS 1.3 session tickets on a connection using OpenSSL, it stores pointers to the transfer in-memory object for later retrieval when a session ticket arrives. If the connection is used by multiple transfers (like with a reused HTTP/1.1 connection or multiplexed HTTP/2 connection) that first transfer object might be freed before the new session is established on that connection and then the function will access a memory buffer that might be freed. When using that memory, libcurl might even call a function pointer in the object, making it possible for a remote code execution if the server could somehow manage to get crafted memory content into the correct place in memory.

Action-Not Available
Vendor-n/aNetApp, Inc.Oracle CorporationSplunk LLC (Cisco Systems, Inc.)CURLSiemens AG
Product-communications_cloud_native_core_network_function_cloud_native_environmentcloud_backupsolidfire_\&_hci_management_nodeh300s_firmwareh410scurlhci_compute_nodeh300ssnapcenterh300e_firmwaresinec_infrastructure_network_servicesessbaseh500eh500s_firmwareh500e_firmwarecommunications_cloud_native_core_binding_support_functionh700ehci_compute_node_firmwareoncommand_insightcommunications_cloud_native_core_service_communication_proxyh300ecommunications_cloud_native_core_network_slice_selection_functionh500scommunications_cloud_native_core_network_repository_functionactive_iq_unified_manageroncommand_workflow_automationuniversal_forwarderh410s_firmwareh700s_firmwaresolidfire\,_enterprise_sds_\&_hci_storage_nodeh700e_firmwaresolidfire_baseboard_management_controller_firmwareh700smysql_serverhttps://github.com/curl/curl
CWE ID-CWE-416
Use After Free
CVE-2025-50177
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-3.64% / 88.14%
||
7 Day CHG~0.00%
Published-12 Aug, 2025 | 17:10
Updated-26 Feb, 2026 | 17:49
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Microsoft Message Queuing (MSMQ) Remote Code Execution Vulnerability

Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network.

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_10_1607windows_11_23h2windows_10_22h2windows_server_2008windows_server_2019windows_10_1507windows_server_2022windows_server_2022_23h2windows_10_1809windows_10_21h2windows_server_2016windows_server_2025windows_11_24h2windows_11_22h2windows_server_2012Windows Server 2019 (Server Core installation)Windows 10 Version 21H2Windows 10 Version 22H2Windows 11 Version 23H2Windows Server 2012Windows Server 2022, 23H2 Edition (Server Core installation)Windows Server 2008 Service Pack 2Windows Server 2008 R2 Service Pack 1Windows Server 2012 R2Windows Server 2025 (Server Core installation)Windows Server 2008 Service Pack 2 (Server Core installation)Windows Server 2016Windows Server 2012 R2 (Server Core installation)Windows 11 version 22H2Windows 11 version 22H3Windows Server 2019Windows 10 Version 1607Windows Server 2022Windows 10 Version 1507Windows Server 2012 (Server Core installation)Windows Server 2025Windows Server 2016 (Server Core installation)Windows 11 Version 24H2Windows Server 2008 R2 Service Pack 1 (Server Core installation)Windows 10 Version 1809
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE ID-CWE-416
Use After Free
CVE-2025-49735
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-1.06% / 60.20%
||
7 Day CHG~0.00%
Published-08 Jul, 2025 | 16:57
Updated-26 Feb, 2026 | 18:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Windows KDC Proxy Service (KPSSVC) Remote Code Execution Vulnerability

Use after free in Windows KDC Proxy Service (KPSSVC) allows an unauthorized attacker to execute code over a network.

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_server_2016windows_server_2012windows_server_2022windows_server_2025windows_server_2022_23h2windows_server_2019Windows Server 2019 (Server Core installation)Windows Server 2012Windows Server 2019Windows Server 2022Windows Server 2022, 23H2 Edition (Server Core installation)Windows Server 2025Windows Server 2012 (Server Core installation)Windows Server 2016 (Server Core installation)Windows Server 2012 R2Windows Server 2025 (Server Core installation)Windows Server 2016Windows Server 2012 R2 (Server Core installation)
CWE ID-CWE-416
Use After Free
CVE-2025-36854
Matching Score-4
Assigner-HeroDevs
ShareView Details
Matching Score-4
Assigner-HeroDevs
CVSS Score-8.1||HIGH
EPSS-0.56% / 42.33%
||
7 Day CHG~0.00%
Published-08 Sep, 2025 | 13:53
Updated-08 Sep, 2025 | 16:25
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
EOL ASP.NET 6.0 Remote Code Execution Vulnerability

A vulnerability ( CVE-2024-38229 https://www.cve.org/CVERecord ) exists in EOL ASP.NET when closing an HTTP/3 stream while application code is writing to the response body, a race condition may lead to use-after-free, resulting in Remote Code Execution. Per CWE-416: Use After Free https://cwe.mitre.org/data/definitions/416.html , Use After Free is when a product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer. This issue affects EOL ASP.NET 6.0.0 <= 6.0.36 as represented in this CVE, as well as 8.0.0 <= 8.0.8, 9.0.0-preview.1.24081.5 <= 9.0.0.RC.1 as represented in  CVE-2024-38229 https://www.cve.org/CVERecord . Additionally, if you've deployed self-contained applications https://docs.microsoft.com/dotnet/core/deploying/#self-contained-deployments-scd  targeting any of the impacted versions, these applications are also vulnerable and must be recompiled and redeployed. NOTE: This CVE only represents End Of Life (EOL) software components. The vendor, Microsoft, has indicated there will be no future updates nor support provided upon inquiry.

Action-Not Available
Vendor-Microsoft Corporation
Product-Microsoft.AspNetCore.App.Runtime.linux-musl-x64Microsoft.AspNetCore.App.Runtime.win-arm64.NET 6.0Microsoft.AspNetCore.App.Runtime.linux-armMicrosoft.AspNetCore.App.Runtime.linux-arm64Microsoft.AspNetCore.App.Runtime.win-x86Microsoft.AspNetCore.App.Runtime.linux-musl-armMicrosoft.AspNetCore.App.Runtime.win-armMicrosoft.AspNetCore.App.Runtime.osx-arm64Microsoft.AspNetCore.IdentityMicrosoft.AspNetCore.App.Runtime.osx-x64Microsoft.AspNetCore.App.Runtime.linux-x64Microsoft.AspNetCore.App.Runtime.win-x64Microsoft.AspNetCore.App.Runtime.linux-musl-arm64
CWE ID-CWE-416
Use After Free
CVE-2026-42987
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-0.59% / 43.58%
||
7 Day CHG+0.15%
Published-09 Jun, 2026 | 17:06
Updated-23 Jun, 2026 | 17:45
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Windows Deployment Services (WDS) Remote Code Execution

Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_server_2025windows_server_2012windows_server_2016windows_server_2022windows_server_2019Windows Server 2016Windows Server 2012 R2Windows Server 2012Windows Server 2025 (Server Core installation)Windows Server 2022Windows Server 2012 R2 (Server Core installation)Windows Server 2019Windows Server 2019 (Server Core installation)Windows Server 2025Windows Server 2016 (Server Core installation)Windows Server 2012 (Server Core installation)
CWE ID-CWE-416
Use After Free
CVE-2025-32710
Matching Score-4
Assigner-Microsoft Corporation
ShareView Details
Matching Score-4
Assigner-Microsoft Corporation
CVSS Score-8.1||HIGH
EPSS-0.95% / 56.66%
||
7 Day CHG~0.00%
Published-10 Jun, 2025 | 17:02
Updated-20 Feb, 2026 | 16:00
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Windows Remote Desktop Services Remote Code Execution Vulnerability

Use after free in Windows Remote Desktop Services allows an unauthorized attacker to execute code over a network.

Action-Not Available
Vendor-Microsoft Corporation
Product-windows_server_2022_23h2windows_server_2012windows_server_2008windows_server_2022windows_server_2025windows_server_2016windows_server_2019Windows Server 2025Windows Server 2008 R2 Service Pack 1Windows Server 2012 (Server Core installation)Windows Server 2008 Service Pack 2 (Server Core installation)Windows Server 2008 R2 Service Pack 1 (Server Core installation)Windows Server 2022, 23H2 Edition (Server Core installation)Windows Server 2016 (Server Core installation)Windows Server 2019Windows Server 2022Windows Server 2025 (Server Core installation)Windows Server 2019 (Server Core installation)Windows Server 2016Windows Server 2012 R2Windows Server 2008 Service Pack 2Windows Server 2012Windows Server 2012 R2 (Server Core installation)
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE ID-CWE-416
Use After Free
CVE-2020-8265
Matching Score-4
Assigner-HackerOne
ShareView Details
Matching Score-4
Assigner-HackerOne
CVSS Score-8.1||HIGH
EPSS-9.01% / 94.60%
||
7 Day CHG~0.00%
Published-06 Jan, 2021 | 21:01
Updated-30 Apr, 2025 | 22:24
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Node.js versions before 10.23.1, 12.20.1, 14.15.4, 15.5.1 are vulnerable to a use-after-free bug in its TLS implementation. When writing to a TLS enabled socket, node::StreamBase::Write calls node::TLSWrap::DoWrite with a freshly allocated WriteWrap object as first argument. If the DoWrite method does not return an error, this object is passed back to the caller as part of a StreamWriteResult structure. This may be exploited to corrupt memory leading to a Denial of Service or potentially other exploits.

Action-Not Available
Vendor-Node.js (OpenJS Foundation)Oracle CorporationSiemens AGFedora ProjectDebian GNU/Linux
Product-sinec_infrastructure_network_servicesdebian_linuxgraalvmfedoranode.jsNode
CWE ID-CWE-416
Use After Free
CVE-2020-6819
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-8.1||HIGH
EPSS-2.98% / 85.52%
||
7 Day CHG~0.00%
Published-24 Apr, 2020 | 15:56
Updated-04 Nov, 2025 | 14:34
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Known KEV||Action Due Date - 2022-05-03||Apply updates per vendor instructions.

Under certain conditions, when running the nsDocShell destructor, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxthunderbirdFirefoxFirefox ESRThunderbirdFirefox and Thunderbird
CWE ID-CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE ID-CWE-416
Use After Free
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