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Vulnerability Details :

CVE-2021-31177

Summary
Assigner-microsoft
Assigner Org ID-f38d906d-7342-40ea-92c1-6c4a2c6478c8
Published At-11 May, 2021 | 19:11
Updated At-03 Aug, 2024 | 22:55
Rejected At-
Credits

Microsoft Office Remote Code Execution Vulnerability

Microsoft Office Remote Code Execution Vulnerability

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:microsoft
Assigner Org ID:f38d906d-7342-40ea-92c1-6c4a2c6478c8
Published At:11 May, 2021 | 19:11
Updated At:03 Aug, 2024 | 22:55
Rejected At:
▼CVE Numbering Authority (CNA)
Microsoft Office Remote Code Execution Vulnerability

Microsoft Office Remote Code Execution Vulnerability

Affected Products
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft Office 2019
CPEs
  • cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:*
Platforms
  • 32-bit Systems
  • x64-based Systems
Versions
Affected
  • From 19.0.0 before https://aka.ms/OfficeSecurityReleases (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft Office 2019 for Mac
CPEs
  • cpe:2.3:a:microsoft:office:2019:*:*:*:*:macos:*:*
Platforms
  • Unknown
Versions
Affected
  • From 16.0.0 before publication (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft Office Online Server
CPEs
  • cpe:2.3:a:microsoft:office_online_server:-:*:*:*:*:*:*:*
Platforms
  • Unknown
Versions
Affected
  • From 16.0.1 before 16.0.10374.20000 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft 365 Apps for Enterprise
CPEs
  • cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*
Platforms
  • 32-bit Systems
  • x64-based Systems
Versions
Affected
  • From 16.0.1 before https://aka.ms/OfficeSecurityReleases (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft Excel 2016
CPEs
  • cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x86:*
  • cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x64:*
Platforms
  • 32-bit Systems
  • x64-based Systems
Versions
Affected
  • From 16.0.0.0 before 16.0.5161.1000 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft Excel 2013 Service Pack 1
CPEs
  • cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:*
  • cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:x86:*
  • cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:x64:*
Platforms
  • ARM64-based Systems
  • 32-bit Systems
  • x64-based Systems
Versions
Affected
  • From 15.0.0.0 before 15.0.5345.1000 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Microsoft Office Web Apps Server 2013 Service Pack 1
CPEs
  • cpe:2.3:a:microsoft:office_web_apps_server:2013:sp1:*:*:*:*:*:*
Platforms
  • Unknown
Versions
Affected
  • From 15.0.1 before 15.0.5345.1000 (custom)
Problem Types
TypeCWE IDDescription
ImpactN/ARemote Code Execution
Type: Impact
CWE ID: N/A
Description: Remote Code Execution
Metrics
VersionBase scoreBase severityVector
3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31177
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-21-576/
x_refsource_MISC
Hyperlink: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31177
Resource:
x_refsource_MISC
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-21-576/
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
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
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31177
x_refsource_MISC
x_transferred
https://www.zerodayinitiative.com/advisories/ZDI-21-576/
x_refsource_MISC
x_transferred
Hyperlink: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31177
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-21-576/
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:secure@microsoft.com
Published At:11 May, 2021 | 19:15
Updated At:29 Dec, 2023 | 00:15

Microsoft Office Remote Code Execution Vulnerability

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
Primary3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Secondary3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary2.06.8MEDIUM
AV:N/AC:M/Au:N/C:P/I:P/A:P
Type: Primary
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Secondary
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 6.8
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:P/I:P/A:P
CPE Matches

Microsoft Corporation
microsoft
>>365_apps>>-
cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*
Microsoft Corporation
microsoft
>>excel>>2013
cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:*:*
Microsoft Corporation
microsoft
>>excel>>2013
cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:*
Microsoft Corporation
microsoft
>>excel>>2016
cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:*:*
Microsoft Corporation
microsoft
>>office>>2013
cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:*:*
Microsoft Corporation
microsoft
>>office>>2013
cpe:2.3:a:microsoft:office:2013:sp1:*:*:rt:*:*:*
Microsoft Corporation
microsoft
>>office>>2016
cpe:2.3:a:microsoft:office:2016:*:*:*:*:-:*:*
Microsoft Corporation
microsoft
>>office>>2019
cpe:2.3:a:microsoft:office:2019:*:*:*:*:-:*:*
Microsoft Corporation
microsoft
>>office_online_server>>-
cpe:2.3:a:microsoft:office_online_server:-:*:*:*:*:*:*:*
Microsoft Corporation
microsoft
>>office_web_apps_server>>2013
cpe:2.3:a:microsoft:office_web_apps_server:2013:sp1:*:*:*:*:*:*
Microsoft Corporation
microsoft
>>word>>2013
cpe:2.3:a:microsoft:word:2013:sp1:*:*:*:*:*:*
Microsoft Corporation
microsoft
>>word>>2013
cpe:2.3:a:microsoft:word:2013:sp1:*:*:rt:*:*:*
Microsoft Corporation
microsoft
>>word>>2016
cpe:2.3:a:microsoft:word:2016:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-416Primarynvd@nist.gov
CWE ID: CWE-416
Type: Primary
Source: nvd@nist.gov
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31177secure@microsoft.com
Patch
Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-576/secure@microsoft.com
Third Party Advisory
Hyperlink: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31177
Source: secure@microsoft.com
Resource:
Patch
Vendor Advisory
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-21-576/
Source: secure@microsoft.com
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.57% / 67.51%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
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-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsPhantomPDF
CWE ID-CWE-416
Use After Free
CVE-2018-17636
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
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-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17626
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-1.25% / 78.53%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the Validate events of TextBox objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6439.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17664
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the isCompatibleNS method of a XFA object. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6518.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2025-49711
Matching Score-10
Assigner-Microsoft Corporation
ShareView Details
Matching Score-10
Assigner-Microsoft Corporation
CVSS Score-7.8||HIGH
EPSS-0.07% / 21.41%
||
7 Day CHG~0.00%
Published-08 Jul, 2025 | 16:57
Updated-23 Aug, 2025 | 00:39
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Microsoft Excel Remote Code Execution Vulnerability

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Action-Not Available
Vendor-Microsoft Corporation
Product-office_long_term_servicing_channeloffice_online_server365_appsofficeexcelMicrosoft Excel 2016Office Online ServerMicrosoft Office LTSC 2024Microsoft 365 Apps for EnterpriseMicrosoft Office LTSC for Mac 2021Microsoft Office 2019Microsoft Office LTSC 2021Microsoft Office LTSC for Mac 2024
CWE ID-CWE-416
Use After Free
CVE-2018-17696
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.57% / 67.51%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the dataObjects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-7169.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17665
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the currentPage property of a Host object. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6519.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17650
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the resolveNodes method of a TimeField. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6487.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17681
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.57% / 67.51%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the getPageBox method of a Form. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-7141.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17628
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.59% / 68.12%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the XFA setInterval method. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6458.

Action-Not Available
Vendor-n/aMicrosoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsn/a
CWE ID-CWE-416
Use After Free
CVE-2018-17680
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.57% / 67.51%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the style property of a Field object. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6915.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17657
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the gotoURL method of a host object. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6507.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17639
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the setElement method. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6475.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-16291
Matching Score-10
Assigner-MITRE Corporation
ShareView Details
Matching Score-10
Assigner-MITRE Corporation
CVSS Score-7.8||HIGH
EPSS-0.55% / 66.84%
||
7 Day CHG~0.00%
Published-08 Oct, 2018 | 16:00
Updated-05 Aug, 2024 | 10:17
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 JavaScript engine of Foxit Reader before 9.3 and PhantomPDF before 9.3, a different vulnerability than CVE-2018-16292, CVE-2018-16293, CVE-2018-16294, CVE-2018-16295, CVE-2018-16296, and CVE-2018-16297. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-n/aMicrosoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsn/a
CWE ID-CWE-416
Use After Free
CVE-2018-4197
Matching Score-10
Assigner-Apple Inc.
ShareView Details
Matching Score-10
Assigner-Apple Inc.
CVSS Score-8.8||HIGH
EPSS-15.92% / 94.49%
||
7 Day CHG~0.00%
Published-03 Apr, 2019 | 17:43
Updated-05 Aug, 2024 | 05:04
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 issue was addressed with improved memory management. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.

Action-Not Available
Vendor-n/aApple Inc.Microsoft Corporation
Product-itunesiphone_ostvossafariwindowsicloudiOS, tvOS, Safari, iTunes for Windows, iCloud for Windows
CWE ID-CWE-416
Use After Free
CVE-2018-3941
Matching Score-10
Assigner-Talos
ShareView Details
Matching Score-10
Assigner-Talos
CVSS Score-8||HIGH
EPSS-0.27% / 50.02%
||
7 Day CHG~0.00%
Published-08 Oct, 2018 | 16:00
Updated-16 Sep, 2024 | 17:03
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 JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsFoxit PDF Reader
CWE ID-CWE-416
Use After Free
CVE-2018-4312
Matching Score-10
Assigner-Apple Inc.
ShareView Details
Matching Score-10
Assigner-Apple Inc.
CVSS Score-8.8||HIGH
EPSS-15.92% / 94.49%
||
7 Day CHG~0.00%
Published-03 Apr, 2019 | 17:43
Updated-05 Aug, 2024 | 05:11
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 issue was addressed with improved memory management. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.

Action-Not Available
Vendor-n/aApple Inc.Microsoft Corporation
Product-itunesiphone_ostvossafariwindowsicloudiOS, tvOS, Safari, iTunes for Windows, iCloud for Windows
CWE ID-CWE-416
Use After Free
CVE-2018-3965
Matching Score-10
Assigner-Talos
ShareView Details
Matching Score-10
Assigner-Talos
CVSS Score-8||HIGH
EPSS-15.92% / 94.49%
||
7 Day CHG~0.00%
Published-03 Oct, 2018 | 15:00
Updated-16 Sep, 2024 | 22:36
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 JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsFoxit PDF Reader
CWE ID-CWE-416
Use After Free
CVE-2018-16294
Matching Score-10
Assigner-MITRE Corporation
ShareView Details
Matching Score-10
Assigner-MITRE Corporation
CVSS Score-7.8||HIGH
EPSS-0.55% / 66.84%
||
7 Day CHG~0.00%
Published-08 Oct, 2018 | 16:00
Updated-05 Aug, 2024 | 10:17
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 JavaScript engine of Foxit Reader before 9.3 and PhantomPDF before 9.3, a different vulnerability than CVE-2018-16291, CVE-2018-16292, CVE-2018-16293, CVE-2018-16295, CVE-2018-16296, and CVE-2018-16297. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-n/aMicrosoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsn/a
CWE ID-CWE-416
Use After Free
CVE-2018-4306
Matching Score-10
Assigner-Apple Inc.
ShareView Details
Matching Score-10
Assigner-Apple Inc.
CVSS Score-8.8||HIGH
EPSS-15.92% / 94.49%
||
7 Day CHG~0.00%
Published-03 Apr, 2019 | 17:43
Updated-05 Aug, 2024 | 05:11
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 issue was addressed with improved memory management. This issue affected versions prior to iOS 12, tvOS 12, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.

Action-Not Available
Vendor-n/aApple Inc.Microsoft Corporation
Product-itunesiphone_ostvossafariwindowsicloudiOS, tvOS, Safari, iTunes for Windows, iCloud for Windows
CWE ID-CWE-416
Use After Free
CVE-2018-3946
Matching Score-10
Assigner-Talos
ShareView Details
Matching Score-10
Assigner-Talos
CVSS Score-8||HIGH
EPSS-0.27% / 50.02%
||
7 Day CHG~0.00%
Published-03 Oct, 2018 | 15:00
Updated-17 Sep, 2024 | 02:05
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 JavaScript engine of Foxit Software's PDF Reader version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsFoxit PDF Reader
CWE ID-CWE-416
Use After Free
CVE-2018-3944
Matching Score-10
Assigner-Talos
ShareView Details
Matching Score-10
Assigner-Talos
CVSS Score-8||HIGH
EPSS-0.30% / 52.83%
||
7 Day CHG~0.00%
Published-02 Oct, 2018 | 21:00
Updated-17 Sep, 2024 | 01:51
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 JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsFoxit PDF Reader
CWE ID-CWE-416
Use After Free
CVE-2018-16292
Matching Score-10
Assigner-MITRE Corporation
ShareView Details
Matching Score-10
Assigner-MITRE Corporation
CVSS Score-7.8||HIGH
EPSS-0.55% / 66.84%
||
7 Day CHG~0.00%
Published-08 Oct, 2018 | 16:00
Updated-05 Aug, 2024 | 10:17
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 JavaScript engine of Foxit Reader before 9.3 and PhantomPDF before 9.3, a different vulnerability than CVE-2018-16291, CVE-2018-16293, CVE-2018-16294, CVE-2018-16295, CVE-2018-16296, and CVE-2018-16297. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-n/aMicrosoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsn/a
CWE ID-CWE-416
Use After Free
CVE-2018-3992
Matching Score-10
Assigner-Talos
ShareView Details
Matching Score-10
Assigner-Talos
CVSS Score-8||HIGH
EPSS-0.23% / 45.68%
||
7 Day CHG~0.00%
Published-08 Oct, 2018 | 16:00
Updated-16 Sep, 2024 | 23:37
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 JavaScript engine of Foxit Software's Foxit PDF Reader, version 9.2.0.9297. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsFoxit PDF Reader
CWE ID-CWE-416
Use After Free
CVE-2018-3958
Matching Score-10
Assigner-Talos
ShareView Details
Matching Score-10
Assigner-Talos
CVSS Score-8||HIGH
EPSS-0.22% / 44.62%
||
7 Day CHG~0.00%
Published-02 Oct, 2018 | 21:00
Updated-17 Sep, 2024 | 03:55
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 JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.0.5096. A use-after-free condition can occur when accessing the Subject property of the this.info object. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsFoxit PDF Reader
CWE ID-CWE-416
Use After Free
CVE-2018-3943
Matching Score-10
Assigner-Talos
ShareView Details
Matching Score-10
Assigner-Talos
CVSS Score-8||HIGH
EPSS-0.30% / 52.83%
||
7 Day CHG~0.00%
Published-02 Oct, 2018 | 21:00
Updated-16 Sep, 2024 | 22:52
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 JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsFoxit PDF Reader
CWE ID-CWE-416
Use After Free
CVE-2018-16296
Matching Score-10
Assigner-MITRE Corporation
ShareView Details
Matching Score-10
Assigner-MITRE Corporation
CVSS Score-7.8||HIGH
EPSS-0.55% / 66.84%
||
7 Day CHG~0.00%
Published-08 Oct, 2018 | 16:00
Updated-05 Aug, 2024 | 10:17
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 JavaScript engine of Foxit Reader before 9.3 and PhantomPDF before 9.3, a different vulnerability than CVE-2018-16291, CVE-2018-16292, CVE-2018-16293, CVE-2018-16294, CVE-2018-16295, and CVE-2018-16297. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-n/aMicrosoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsn/a
CWE ID-CWE-416
Use After Free
CVE-2025-49700
Matching Score-10
Assigner-Microsoft Corporation
ShareView Details
Matching Score-10
Assigner-Microsoft Corporation
CVSS Score-7.8||HIGH
EPSS-0.07% / 21.41%
||
7 Day CHG~0.00%
Published-08 Jul, 2025 | 16:58
Updated-23 Aug, 2025 | 00:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Microsoft Word Remote Code Execution Vulnerability

Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

Action-Not Available
Vendor-Microsoft Corporation
Product-365_appsoffice_long_term_servicing_channelofficewordMicrosoft Office LTSC 2024Microsoft 365 Apps for EnterpriseMicrosoft Office 2019Microsoft Word 2016Microsoft Office LTSC 2021
CWE ID-CWE-416
Use After Free
CVE-2018-16029
Matching Score-10
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-10
Assigner-Adobe Systems Incorporated
CVSS Score-8.8||HIGH
EPSS-6.91% / 91.03%
||
7 Day CHG~0.00%
Published-18 Jan, 2019 | 17:00
Updated-05 Aug, 2024 | 10:10
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 2019.008.20081 and earlier, 2019.008.20080 and earlier, 2019.008.20081 and earlier, 2017.011.30106 and earlier version, 2017.011.30105 and earlier version, 2015.006.30457 and earlier, and 2015.006.30456 and earlier have a use after free vulnerability. Successful exploitation could lead to arbitrary code execution.

Action-Not Available
Vendor-n/aApple Inc.Microsoft CorporationAdobe Inc.
Product-mac_os_xacrobat_dcwindowsacrobat_reader_dcn/a
CWE ID-CWE-416
Use After Free
CVE-2015-7617
Matching Score-10
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-10
Assigner-Adobe Systems Incorporated
CVSS Score-6.8||MEDIUM
EPSS-2.16% / 83.61%
||
7 Day CHG~0.00%
Published-14 Oct, 2015 | 23:00
Updated-12 Apr, 2025 | 10:46
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 Adobe Reader and Acrobat 10.x before 10.1.16 and 11.x before 11.0.13, Acrobat and Acrobat Reader DC Classic before 2015.006.30094, and Acrobat and Acrobat Reader DC Continuous before 2015.009.20069 on Windows and OS X allows attackers to execute arbitrary code by leveraging improper EScript exception handling, a different vulnerability than CVE-2015-5586, CVE-2015-6683, CVE-2015-6684, CVE-2015-6687, CVE-2015-6688, CVE-2015-6689, CVE-2015-6690, CVE-2015-6691, CVE-2015-7615, and CVE-2015-7621.

Action-Not Available
Vendor-n/aApple Inc.Adobe Inc.Microsoft Corporation
Product-acrobat_reader_dcacrobat_readermacosacrobat_dcwindowsacrobatn/a
CWE ID-CWE-416
Use After Free
CVE-2018-16295
Matching Score-10
Assigner-MITRE Corporation
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Matching Score-10
Assigner-MITRE Corporation
CVSS Score-7.8||HIGH
EPSS-0.55% / 66.84%
||
7 Day CHG~0.00%
Published-08 Oct, 2018 | 16:00
Updated-05 Aug, 2024 | 10:17
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 JavaScript engine of Foxit Reader before 9.3 and PhantomPDF before 9.3, a different vulnerability than CVE-2018-16291, CVE-2018-16292, CVE-2018-16293, CVE-2018-16294, CVE-2018-16296, and CVE-2018-16297. A specially crafted PDF document can trigger a previously freed object in memory to be reused, resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Action-Not Available
Vendor-n/aMicrosoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsn/a
CWE ID-CWE-416
Use After Free
CVE-2018-17658
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the respose property of a host object. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6509.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17659
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the title property of a Host object. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6511.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17638
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the getAttribute method. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6474.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17704
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.57% / 67.51%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the textColor property of RadioButton objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-7254.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
CVE-2018-17655
Matching Score-10
Assigner-Zero Day Initiative
ShareView Details
Matching Score-10
Assigner-Zero Day Initiative
CVSS Score-8.8||HIGH
EPSS-0.86% / 74.08%
||
7 Day CHG~0.00%
Published-24 Jan, 2019 | 04:00
Updated-05 Aug, 2024 | 10:54
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.2.0.9297. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the moveInstance method of a Form object. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-6505.

Action-Not Available
Vendor-Microsoft CorporationFoxit Software Incorporated
Product-phantompdfreaderwindowsReader
CWE ID-CWE-416
Use After Free
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