CVE-2026-42832: CWE-284: Improper Access Control in Microsoft Microsoft Excel for Android
Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.
AI Analysis
Technical Summary
This vulnerability in Microsoft Excel for Android (version 16.0.0.0) involves improper access control (CWE-284) that enables an unauthorized attacker to perform spoofing locally. The CVSS 3.1 vector indicates low attack complexity and no privileges or user interaction required, with high impact on confidentiality and integrity. Microsoft has published an official fix for this vulnerability.
Potential Impact
An unauthorized local attacker can exploit this vulnerability to spoof content or actions within Microsoft Excel for Android, potentially compromising confidentiality and integrity of data. There is no impact on availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42832 to remediate this vulnerability.
CVE-2026-42832: CWE-284: Improper Access Control in Microsoft Microsoft Excel for Android
Description
Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.
CVSS v3.1
Score 7.7high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Microsoft Excel for Android (version 16.0.0.0) involves improper access control (CWE-284) that enables an unauthorized attacker to perform spoofing locally. The CVSS 3.1 vector indicates low attack complexity and no privileges or user interaction required, with high impact on confidentiality and integrity. Microsoft has published an official fix for this vulnerability.
Potential Impact
An unauthorized local attacker can exploit this vulnerability to spoof content or actions within Microsoft Excel for Android, potentially compromising confidentiality and integrity of data. There is no impact on availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42832 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-04-30T14:51:12.703Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42832","vendor":"Microsoft"}]
Threat ID: 6a036564cbff5d861008cc8d
Added to database: 05/12/2026, 17:37:40 UTC
Last enriched: 06/25/2026, 21:26:50 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 51
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