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Vulnerability Details :

CVE-2026-45185

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-12 May, 2026 | 00:00
Updated At-12 May, 2026 | 20:08
Rejected At-
Credits

Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS close_notify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to heap corruption. An unauthenticated network attacker exploiting this vulnerability could execute arbitrary code.

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)
â–¼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:12 May, 2026 | 00:00
Updated At:12 May, 2026 | 20:08
Rejected At:
â–¼CVE Numbering Authority (CNA)

Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS close_notify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to heap corruption. An unauthenticated network attacker exploiting this vulnerability could execute arbitrary code.

Affected Products
Vendor
EximExim
Product
Exim
Default Status
unaffected
Versions
Affected
  • From 4.97 before 4.99.3 (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
3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://exim.org
N/A
https://code.exim.org/exim/wiki/wiki/EximSecurity
N/A
https://exim.org/static/doc/security/CVE-2026-45185.txt
N/A
https://xbow.com/blog/dead-letter-cve-2026-45185-xbow-found-rce-exim
N/A
https://news.ycombinator.com/item?id=48111748
N/A
https://www.openwall.com/lists/oss-security/2026/05/12/4
N/A
https://exim.org/static/doc/security/EXIM-Security-2026-05-01.1/
N/A
Hyperlink: https://exim.org
Resource: N/A
Hyperlink: https://code.exim.org/exim/wiki/wiki/EximSecurity
Resource: N/A
Hyperlink: https://exim.org/static/doc/security/CVE-2026-45185.txt
Resource: N/A
Hyperlink: https://xbow.com/blog/dead-letter-cve-2026-45185-xbow-found-rce-exim
Resource: N/A
Hyperlink: https://news.ycombinator.com/item?id=48111748
Resource: N/A
Hyperlink: https://www.openwall.com/lists/oss-security/2026/05/12/4
Resource: N/A
Hyperlink: https://exim.org/static/doc/security/EXIM-Security-2026-05-01.1/
Resource: N/A
Information is not available yet
â–¼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:12 May, 2026 | 20:16
Updated At:12 May, 2026 | 21:16

Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS close_notify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to heap corruption. An unauthenticated network attacker exploiting this vulnerability could execute arbitrary code.

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
Secondary3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CPE Matches

Weaknesses
CWE IDTypeSource
CWE-416Primarycve@mitre.org
CWE ID: CWE-416
Type: Primary
Source: cve@mitre.org
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://code.exim.org/exim/wiki/wiki/EximSecuritycve@mitre.org
N/A
https://exim.orgcve@mitre.org
N/A
https://exim.org/static/doc/security/CVE-2026-45185.txtcve@mitre.org
N/A
https://exim.org/static/doc/security/EXIM-Security-2026-05-01.1/cve@mitre.org
N/A
https://news.ycombinator.com/item?id=48111748cve@mitre.org
N/A
https://www.openwall.com/lists/oss-security/2026/05/12/4cve@mitre.org
N/A
https://xbow.com/blog/dead-letter-cve-2026-45185-xbow-found-rce-eximcve@mitre.org
N/A
Hyperlink: https://code.exim.org/exim/wiki/wiki/EximSecurity
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://exim.org
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://exim.org/static/doc/security/CVE-2026-45185.txt
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://exim.org/static/doc/security/EXIM-Security-2026-05-01.1/
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://news.ycombinator.com/item?id=48111748
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://www.openwall.com/lists/oss-security/2026/05/12/4
Source: cve@mitre.org
Resource: N/A
Hyperlink: https://xbow.com/blog/dead-letter-cve-2026-45185-xbow-found-rce-exim
Source: cve@mitre.org
Resource: N/A

Change History

0
Information is not available yet

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CWE ID-CWE-416
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Rejected-Not Available
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Action-Not Available
Vendor-n/aThe Linux Foundation
Product-tremor-scriptn/a
CWE ID-CWE-416
Use After Free
CVE-2026-0794
Matching Score-4
Assigner-Zero Day Initiative
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Matching Score-4
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CVSS Score-8.1||HIGH
EPSS-1.36% / 80.29%
||
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Rejected-Not Available
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Matching Score-4
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Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.78% / 73.73%
||
7 Day CHG~0.00%
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Updated-04 Aug, 2024 | 14:51
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-ardourn/a
Product-ardourn/a
CWE ID-CWE-416
Use After Free
CVE-2026-0884
Matching Score-4
Assigner-Mozilla Corporation
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Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.03% / 7.39%
||
7 Day CHG~0.00%
Published-13 Jan, 2026 | 13:30
Updated-13 Apr, 2026 | 15:17
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-Mozilla Corporation
Product-firefoxthunderbirdThunderbirdFirefox
CWE ID-CWE-416
Use After Free
CVE-2020-1909
Matching Score-4
Assigner-Meta Platforms, Inc.
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Matching Score-4
Assigner-Meta Platforms, Inc.
CVSS Score-9.8||CRITICAL
EPSS-3.40% / 87.50%
||
7 Day CHG~0.00%
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Updated-04 Aug, 2024 | 06:53
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 in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold.

Action-Not Available
Vendor-WhatsApp LLCFacebook
Product-whatsappwhatsapp_businessWhatsApp for iOSWhatsApp Business for iOS
CWE ID-CWE-416
Use After Free
CVE-2020-1897
Matching Score-4
Assigner-Meta Platforms, Inc.
ShareView Details
Matching Score-4
Assigner-Meta Platforms, Inc.
CVSS Score-9.8||CRITICAL
EPSS-0.59% / 69.33%
||
7 Day CHG~0.00%
Published-18 May, 2020 | 21:30
Updated-04 Aug, 2024 | 06:53
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 is possible due to an error in lifetime management in the request adaptor when a malicious client invokes request error handling in a specific sequence. This issue affects versions of proxygen prior to v2020.05.18.00.

Action-Not Available
Vendor-Facebook
Product-proxygenproxygen
CWE ID-CWE-416
Use After Free
CVE-2020-15993
Matching Score-4
Assigner-Chrome
ShareView Details
Matching Score-4
Assigner-Chrome
CVSS Score-9.8||CRITICAL
EPSS-0.97% / 76.69%
||
7 Day CHG~0.00%
Published-03 Nov, 2020 | 02:21
Updated-04 Aug, 2024 | 13:30
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 printing in Google Chrome prior to 86.0.4240.99 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Action-Not Available
Vendor-Google LLC
Product-chromeandroidChrome
CWE ID-CWE-416
Use After Free
CVE-2020-15475
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.69% / 71.97%
||
7 Day CHG~0.00%
Published-01 Jul, 2020 | 10:53
Updated-04 Aug, 2024 | 13:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

In nDPI through 3.2, ndpi_reset_packet_line_info in lib/ndpi_main.c omits certain reinitialization, leading to a use-after-free.

Action-Not Available
Vendor-ntopn/a
Product-ndpin/a
CWE ID-CWE-416
Use After Free
CVE-2020-15684
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.42% / 61.94%
||
7 Day CHG~0.00%
Published-22 Oct, 2020 | 20:31
Updated-04 Aug, 2024 | 13:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Mozilla developers reported memory safety bugs present in Firefox 81. 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 affects Firefox < 82.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxFirefox
CWE ID-CWE-416
Use After Free
CVE-2020-15683
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-1.57% / 81.64%
||
7 Day CHG~0.00%
Published-22 Oct, 2020 | 20:32
Updated-04 Aug, 2024 | 13:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Mozilla developers and community members reported memory safety bugs present in Firefox 81 and Firefox ESR 78.3. 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 affects Firefox ESR < 78.4, Firefox < 82, and Thunderbird < 78.4.

Action-Not Available
Vendor-Debian GNU/LinuxopenSUSEMozilla Corporation
Product-thunderbirddebian_linuxfirefoxfirefox_esrleapFirefoxFirefox ESRThunderbird
CWE ID-CWE-416
Use After Free
CWE ID-CWE-787
Out-of-bounds Write
CVE-2023-5172
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.25% / 47.83%
||
7 Day CHG~0.00%
Published-27 Sep, 2023 | 14:13
Updated-01 May, 2025 | 18:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A hashtable in the Ion Engine could have been mutated while there was a live interior reference, leading to a potential use-after-free and exploitable crash. This vulnerability affects Firefox < 118.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxFirefox
CWE ID-CWE-416
Use After Free
CVE-2023-5174
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.45% / 63.51%
||
7 Day CHG~0.00%
Published-27 Sep, 2023 | 14:13
Updated-05 May, 2025 | 15:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

If Windows failed to duplicate a handle during process creation, the sandbox code may have inadvertently freed a pointer twice, resulting in a use-after-free and a potentially exploitable crash. *This bug only affects Firefox on Windows when run in non-standard configurations (such as using `runas`). Other operating systems are unaffected.* This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.

Action-Not Available
Vendor-Mozilla CorporationMicrosoft Corporation
Product-firefox_esrthunderbirdwindowsfirefoxFirefox ESRThunderbirdFirefox
CWE ID-CWE-416
Use After Free
CVE-2023-5175
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.35% / 57.50%
||
7 Day CHG~0.00%
Published-27 Sep, 2023 | 14:13
Updated-01 May, 2025 | 20:15
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

During process shutdown, it was possible that an `ImageBitmap` was created that would later be used after being freed from a different codepath, leading to a potentially exploitable crash. This vulnerability affects Firefox < 118.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxFirefox
CWE ID-CWE-416
Use After Free
CVE-2020-13814
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.03% / 7.67%
||
7 Day CHG~0.00%
Published-04 Jun, 2020 | 15:36
Updated-04 Aug, 2024 | 12:25
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 Foxit Reader and PhantomPDF before 9.7.1. It has a use-after-free via a document that lacks a dictionary.

Action-Not Available
Vendor-n/aFoxit Software Incorporated
Product-phantompdfreadern/a
CWE ID-CWE-416
Use After Free
CVE-2020-11558
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.42% / 61.85%
||
7 Day CHG~0.00%
Published-05 Apr, 2020 | 20:00
Updated-04 Aug, 2024 | 11:35
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 libgpac.a in GPAC 0.8.0, as demonstrated by MP4Box. audio_sample_entry_Read in isomedia/box_code_base.c does not properly decide when to make gf_isom_box_del calls. This leads to various use-after-free outcomes involving mdia_Read, gf_isom_delete_movie, and gf_isom_parse_movie_boxes.

Action-Not Available
Vendor-n/aGPAC
Product-gpacn/a
CWE ID-CWE-416
Use After Free
CVE-2020-11272
Matching Score-4
Assigner-Qualcomm, Inc.
ShareView Details
Matching Score-4
Assigner-Qualcomm, Inc.
CVSS Score-9.8||CRITICAL
EPSS-0.39% / 59.90%
||
7 Day CHG~0.00%
Published-22 Feb, 2021 | 06:25
Updated-04 Aug, 2024 | 11:28
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Before enqueuing a frame to the PE queue for further processing, an entry in a hash table can be deleted and using a stale version later can lead to use after free condition in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

Action-Not Available
Vendor-Qualcomm Technologies, Inc.
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Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
CWE ID-CWE-416
Use After Free
CVE-2023-50716
Matching Score-4
Assigner-GitHub, Inc.
ShareView Details
Matching Score-4
Assigner-GitHub, Inc.
CVSS Score-9.7||CRITICAL
EPSS-1.26% / 79.53%
||
7 Day CHG~0.00%
Published-06 Mar, 2024 | 17:23
Updated-16 Apr, 2025 | 16:21
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Invalid DATA_FRAG Submessage causes a bad-free error

eProsima Fast DDS (formerly Fast RTPS) is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.13.0, 2.12.2, 2.11.3, 2.10.3, and 2.6.7, an invalid DATA_FRAG Submessage causes a bad-free error, and the Fast-DDS process can be remotely terminated. If an invalid Data_Frag packet is sent, the `Inline_qos, SerializedPayload` member of object `ch` will attempt to release memory without initialization, resulting in a 'bad-free' error. Versions 2.13.0, 2.12.2, 2.11.3, 2.10.2, and 2.6.7 fix this issue.

Action-Not Available
Vendor-eprosimaeProsima
Product-fast_ddsFast-DDS
CWE ID-CWE-416
Use After Free
CVE-2020-1900
Matching Score-4
Assigner-Meta Platforms, Inc.
ShareView Details
Matching Score-4
Assigner-Meta Platforms, Inc.
CVSS Score-9.8||CRITICAL
EPSS-0.81% / 74.24%
||
7 Day CHG~0.00%
Published-11 Mar, 2021 | 00:55
Updated-04 Aug, 2024 | 06:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

When unserializing an object with dynamic properties HHVM needs to pre-reserve the full size of the dynamic property array before inserting anything into it. Otherwise the array might resize, invalidating previously stored references. This pre-reservation was not occurring in HHVM prior to v4.32.3, between versions 4.33.0 and 4.56.0, 4.57.0, 4.58.0, 4.58.1, 4.59.0, 4.60.0, 4.61.0, 4.62.0.

Action-Not Available
Vendor-Facebook
Product-hhvmHHVM
CWE ID-CWE-416
Use After Free
CVE-2016-5771
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-9.58% / 92.92%
||
7 Day CHG~0.00%
Published-07 Aug, 2016 | 10:00
Updated-06 May, 2026 | 22:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

spl_array.c in the SPL extension in PHP before 5.5.37 and 5.6.x before 5.6.23 improperly interacts with the unserialize implementation and garbage collection, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and application crash) via crafted serialized data.

Action-Not Available
Vendor-n/aopenSUSEThe PHP GroupDebian GNU/Linux
Product-leapdebian_linuxphpopensusen/a
CWE ID-CWE-416
Use After Free
CVE-2020-0253
Matching Score-4
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
ShareView Details
Matching Score-4
Assigner-Android (associated with Google Inc. or Open Handset Alliance)
CVSS Score-9.8||CRITICAL
EPSS-0.20% / 41.69%
||
7 Day CHG~0.00%
Published-11 Aug, 2020 | 19:30
Updated-04 Aug, 2024 | 05:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

There is a possible memory corruption due to a use after free.Product: AndroidVersions: Android SoCAndroid ID: A-152647365

Action-Not Available
Vendor-n/aGoogle LLC
Product-androidAndroid
CWE ID-CWE-416
Use After Free
CWE ID-CWE-787
Out-of-bounds Write
CVE-2017-14746
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-9.8||CRITICAL
EPSS-31.25% / 96.80%
||
7 Day CHG~0.00%
Published-27 Nov, 2017 | 22:00
Updated-20 Apr, 2025 | 01:37
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 vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request.

Action-Not Available
Vendor-n/aDebian GNU/LinuxCanonical Ltd.Red Hat, Inc.Samba
Product-enterprise_linux_desktopenterprise_linux_workstationsambadebian_linuxenterprise_linux_serverubuntu_linuxn/a
CWE ID-CWE-416
Use After Free
CVE-2020-0595
Matching Score-4
Assigner-Intel Corporation
ShareView Details
Matching Score-4
Assigner-Intel Corporation
CVSS Score-9.8||CRITICAL
EPSS-2.78% / 86.15%
||
7 Day CHG~0.00%
Published-15 Jun, 2020 | 13:56
Updated-04 Aug, 2024 | 06:11
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 IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12.77, 11.22.77 and 12.0.64 may allow an unauthenticated user to potentially enable escalation of privilege via network access.

Action-Not Available
Vendor-n/aIntel Corporation
Product-service_manageractive_management_technology_firmwareIntel(R) AMT and Intel(R) ISM
CWE ID-CWE-416
Use After Free
CVE-2023-49606
Matching Score-4
Assigner-Talos
ShareView Details
Matching Score-4
Assigner-Talos
CVSS Score-9.8||CRITICAL
EPSS-74.25% / 98.86%
||
7 Day CHG~0.00%
Published-01 May, 2024 | 15:31
Updated-04 Nov, 2025 | 18:15
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 vulnerability exists in the HTTP Connection Headers parsing in Tinyproxy 1.11.1 and Tinyproxy 1.10.0. A specially crafted HTTP header can trigger reuse of previously freed memory, which leads to memory corruption and could lead to remote code execution. An attacker needs to make an unauthenticated HTTP request to trigger this vulnerability.

Action-Not Available
Vendor-tinyproxy_projectTinyproxytinyproxy
Product-tinyproxyTinyproxytinyproxy
CWE ID-CWE-416
Use After Free
CVE-2016-0746
Matching Score-4
Assigner-Red Hat, Inc.
ShareView Details
Matching Score-4
Assigner-Red Hat, Inc.
CVSS Score-9.8||CRITICAL
EPSS-6.50% / 91.18%
||
7 Day CHG+0.16%
Published-15 Feb, 2016 | 19:00
Updated-06 May, 2026 | 22:30
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 vulnerability in the resolver in nginx 0.6.18 through 1.8.0 and 1.9.x before 1.9.10 allows remote attackers to cause a denial of service (worker process crash) or possibly have unspecified other impact via a crafted DNS response related to CNAME response processing.

Action-Not Available
Vendor-n/aCanonical Ltd.Apple Inc.openSUSEF5, Inc.Debian GNU/Linux
Product-debian_linuxubuntu_linuxxcodeleapnginxn/a
CWE ID-CWE-416
Use After Free
CVE-2024-9680
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-34.97% / 97.06%
||
7 Day CHG+4.16%
Published-09 Oct, 2024 | 12:59
Updated-04 Nov, 2025 | 14:35
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 - 2024-11-05||Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

An attacker was able to achieve code execution in the content process by exploiting a use-after-free in Animation timelines. We have had reports of this vulnerability being exploited in the wild. This vulnerability affects Firefox < 131.0.2, Firefox ESR < 128.3.1, Firefox ESR < 115.16.1, Thunderbird < 131.0.1, Thunderbird < 128.3.1, and Thunderbird < 115.16.0.

Action-Not Available
Vendor-Mozilla CorporationDebian GNU/Linux
Product-firefoxdebian_linuxthunderbirdFirefoxFirefox ESRThunderbirdfirefoxfirefox_esrthunderbirdFirefox
CWE ID-CWE-416
Use After Free
CVE-2024-8384
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.32% / 55.16%
||
7 Day CHG~0.00%
Published-03 Sep, 2024 | 12:32
Updated-04 Nov, 2025 | 17:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The JavaScript garbage collector could mis-color cross-compartment objects if OOM conditions were detected at the right point between two passes. This could have led to memory corruption. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, Firefox ESR < 115.15, Thunderbird < 128.2, and Thunderbird < 115.15.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxfirefox_esrFirefoxFirefox ESRThunderbirdfirefoxfirefox_esr
CWE ID-CWE-416
Use After Free
CWE ID-CWE-787
Out-of-bounds Write
CVE-2024-7528
Matching Score-4
Assigner-Mozilla Corporation
ShareView Details
Matching Score-4
Assigner-Mozilla Corporation
CVSS Score-9.8||CRITICAL
EPSS-0.24% / 46.74%
||
7 Day CHG~0.00%
Published-06 Aug, 2024 | 12:38
Updated-12 Aug, 2024 | 16:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Incorrect garbage collection interaction in IndexedDB could have led to a use-after-free. This vulnerability affects Firefox < 129, Firefox ESR < 128.1, and Thunderbird < 128.1.

Action-Not Available
Vendor-Mozilla Corporation
Product-firefoxthunderbirdfirefox_esrFirefoxFirefox ESRThunderbirdfirefoxthunderbirdfirefox_esr
CWE ID-CWE-416
Use After Free
CVE-2019-8214
Matching Score-4
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-4
Assigner-Adobe Systems Incorporated
CVSS Score-9.8||CRITICAL
EPSS-5.27% / 90.06%
||
7 Day CHG~0.00%
Published-17 Oct, 2019 | 20:25
Updated-04 Aug, 2024 | 21:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have an use after free vulnerability. Successful exploitation could lead to arbitrary code execution .

Action-Not Available
Vendor-Apple Inc.Microsoft CorporationAdobe Inc.
Product-acrobat_dcwindowsmacosacrobat_reader_dcAdobe Acrobat and Reader
CWE ID-CWE-416
Use After Free
CVE-2019-8212
Matching Score-4
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-4
Assigner-Adobe Systems Incorporated
CVSS Score-9.8||CRITICAL
EPSS-5.27% / 90.06%
||
7 Day CHG~0.00%
Published-17 Oct, 2019 | 20:25
Updated-04 Aug, 2024 | 21:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have an use after free vulnerability. Successful exploitation could lead to arbitrary code execution .

Action-Not Available
Vendor-Apple Inc.Microsoft CorporationAdobe Inc.
Product-acrobat_dcwindowsmacosacrobat_reader_dcAdobe Acrobat and Reader
CWE ID-CWE-416
Use After Free
CVE-2019-8215
Matching Score-4
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-4
Assigner-Adobe Systems Incorporated
CVSS Score-9.8||CRITICAL
EPSS-5.27% / 90.06%
||
7 Day CHG~0.00%
Published-17 Oct, 2019 | 20:25
Updated-04 Aug, 2024 | 21:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have an use after free vulnerability. Successful exploitation could lead to arbitrary code execution .

Action-Not Available
Vendor-Apple Inc.Microsoft CorporationAdobe Inc.
Product-acrobat_dcwindowsmacosacrobat_reader_dcAdobe Acrobat and Reader
CWE ID-CWE-416
Use After Free
CVE-2019-8025
Matching Score-4
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-4
Assigner-Adobe Systems Incorporated
CVSS Score-9.8||CRITICAL
EPSS-30.10% / 96.71%
||
7 Day CHG~0.00%
Published-20 Aug, 2019 | 19:47
Updated-04 Aug, 2024 | 21:02
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Adobe Acrobat and Reader versions 2019.012.20035 and earlier, 2019.012.20035 and earlier, 2017.011.30142 and earlier, 2017.011.30143 and earlier, 2015.006.30497 and earlier, and 2015.006.30498 and earlier have an use after free vulnerability. Successful exploitation could lead to arbitrary code execution .

Action-Not Available
Vendor-Apple Inc.Microsoft CorporationAdobe Inc.
Product-acrobat_dcwindowsmacosacrobat_reader_dcAdobe Acrobat and Reader
CWE ID-CWE-416
Use After Free
CVE-2019-8213
Matching Score-4
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-4
Assigner-Adobe Systems Incorporated
CVSS Score-9.8||CRITICAL
EPSS-5.27% / 90.06%
||
7 Day CHG~0.00%
Published-17 Oct, 2019 | 20:25
Updated-04 Aug, 2024 | 21:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Adobe Acrobat and Reader versions , 2019.012.20040 and earlier, 2017.011.30148 and earlier, 2017.011.30148 and earlier, 2015.006.30503 and earlier, and 2015.006.30503 and earlier have an use after free vulnerability. Successful exploitation could lead to arbitrary code execution .

Action-Not Available
Vendor-Apple Inc.Microsoft CorporationAdobe Inc.
Product-acrobat_dcwindowsmacosacrobat_reader_dcAdobe Acrobat and Reader
CWE ID-CWE-416
Use After Free
CVE-2019-8257
Matching Score-4
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-4
Assigner-Adobe Systems Incorporated
CVSS Score-9.8||CRITICAL
EPSS-17.81% / 95.18%
||
7 Day CHG~0.00%
Published-27 Jan, 2020 | 23:12
Updated-04 Aug, 2024 | 21:17
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Adobe Acrobat and Reader versions 2019.012.20035 and earlier, 2019.012.20035 and earlier, 2017.011.30142 and earlier, 2017.011.30143 and earlier, 2015.006.30497 and earlier, and 2015.006.30498 and earlier have an use after free vulnerability. Successful exploitation could lead to arbitrary code execution .

Action-Not Available
Vendor-Apple Inc.Microsoft CorporationAdobe Inc.
Product-acrobat_dcwindowsmacosacrobat_reader_dcAdobe Acrobat and Reader
CWE ID-CWE-416
Use After Free
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