CVE-2025-21338: CWE-190: Integer Overflow or Wraparound in Microsoft Microsoft Office for Android
GDI+ Remote Code Execution Vulnerability
AI Analysis
Technical Summary
This vulnerability, identified as CVE-2025-21338, affects Microsoft Office for Android version 16.0.1. It is caused by an integer overflow or wraparound condition in the GDI+ component, which can lead to remote code execution. The CVSS v3.1 base score is 7.8, indicating a high severity. The attack vector is local (AV:L) with low complexity (AC:L), requiring low privileges (PR:L) and no user interaction (UI:N). The impact includes high confidentiality, integrity, and availability impacts (C:H/I:H/A:H). Microsoft has published an official fix for this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker with local access and low privileges to execute arbitrary code remotely via the GDI+ component in Microsoft Office for Android 16.0.1. This could lead to full compromise of confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Microsoft Office for Android version 16.0.1 as detailed in the vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21338. No additional mitigations are required beyond applying the official patch.
CVE-2025-21338: CWE-190: Integer Overflow or Wraparound in Microsoft Microsoft Office for Android
Description
GDI+ Remote Code Execution Vulnerability
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CVE-2025-21338, affects Microsoft Office for Android version 16.0.1. It is caused by an integer overflow or wraparound condition in the GDI+ component, which can lead to remote code execution. The CVSS v3.1 base score is 7.8, indicating a high severity. The attack vector is local (AV:L) with low complexity (AC:L), requiring low privileges (PR:L) and no user interaction (UI:N). The impact includes high confidentiality, integrity, and availability impacts (C:H/I:H/A:H). Microsoft has published an official fix for this vulnerability.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker with local access and low privileges to execute arbitrary code remotely via the GDI+ component in Microsoft Office for Android 16.0.1. This could lead to full compromise of confidentiality, integrity, and availability of the affected system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Microsoft Office for Android version 16.0.1 as detailed in the vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21338. No additional mitigations are required beyond applying the official patch.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-11T00:29:48.352Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21338","vendor":"Microsoft"}]
Threat ID: 68c0bd529ed239a66badebeb
Added to database: 09/09/2025, 23:50:42 UTC
Last enriched: 06/10/2026, 09:56:44 UTC
Last updated: 07/06/2026, 20:51:16 UTC
Views: 300
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