CVE-2026-20846: CWE-126: Buffer Over-read in Microsoft Microsoft Office for Android
Buffer over-read in Windows GDI+ allows an unauthorized attacker to deny service over a network.
AI Analysis
Technical Summary
This vulnerability involves a buffer over-read in the Windows GDI+ component used by Microsoft Office for Android version 16.0.1. Exploitation can lead to denial of service conditions without requiring user interaction or privileges, as indicated by the CVSS vector (AV:N/AC:L/PR:N/UI:N). Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation results in denial of service (DoS) impacting availability. There is no impact on confidentiality or integrity. The vulnerability can be exploited remotely without authentication or user interaction.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided security update as soon as possible. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20846 for detailed patching instructions.
CVE-2026-20846: CWE-126: Buffer Over-read in Microsoft Microsoft Office for Android
Description
Buffer over-read in Windows GDI+ allows an unauthorized attacker to deny service over a network.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a buffer over-read in the Windows GDI+ component used by Microsoft Office for Android version 16.0.1. Exploitation can lead to denial of service conditions without requiring user interaction or privileges, as indicated by the CVSS vector (AV:N/AC:L/PR:N/UI:N). Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation results in denial of service (DoS) impacting availability. There is no impact on confidentiality or integrity. The vulnerability can be exploited remotely without authentication or user interaction.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided security update as soon as possible. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20846 for detailed patching instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2025-12-03T05:54:20.377Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20846","vendor":"Microsoft"}]
Threat ID: 698b75fd4b57a58fa1209f9d
Added to database: 2/10/2026, 6:16:29 PM
Last enriched: 5/12/2026, 5:09:47 AM
Last updated: 5/22/2026, 12:52:48 PM
Views: 272
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