CVE-2026-26113: CWE-822: Untrusted Pointer Dereference in Microsoft Microsoft 365 Apps for Enterprise
Untrusted pointer dereference in Microsoft Office allows an unauthorized attacker to execute code locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-26113) in Microsoft 365 Apps for Enterprise arises from an untrusted pointer dereference (CWE-822) that enables local code execution by an unauthorized attacker. The vulnerability affects version 16.0.1 and does not require user interaction or privileges to exploit. The CVSS 3.1 vector (AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) reflects local attack vector with low complexity, no privileges or user interaction needed, and high impact on confidentiality, integrity, and availability. The vendor has released a patch to address this vulnerability.
Potential Impact
Successful exploitation allows an unauthorized attacker to execute arbitrary code locally on the affected system, potentially leading to full compromise of confidentiality, integrity, and availability of the system. There are no known exploits in the wild at this time.
Mitigation Recommendations
A patch is available for this vulnerability. It is recommended to apply the official update from Microsoft for Microsoft 365 Apps for Enterprise version 16.0.1 promptly to remediate the issue.
CVE-2026-26113: CWE-822: Untrusted Pointer Dereference in Microsoft Microsoft 365 Apps for Enterprise
Description
Untrusted pointer dereference in Microsoft Office allows an unauthorized attacker to execute code locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-26113) in Microsoft 365 Apps for Enterprise arises from an untrusted pointer dereference (CWE-822) that enables local code execution by an unauthorized attacker. The vulnerability affects version 16.0.1 and does not require user interaction or privileges to exploit. The CVSS 3.1 vector (AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) reflects local attack vector with low complexity, no privileges or user interaction needed, and high impact on confidentiality, integrity, and availability. The vendor has released a patch to address this vulnerability.
Potential Impact
Successful exploitation allows an unauthorized attacker to execute arbitrary code locally on the affected system, potentially leading to full compromise of confidentiality, integrity, and availability of the system. There are no known exploits in the wild at this time.
Mitigation Recommendations
A patch is available for this vulnerability. It is recommended to apply the official update from Microsoft for Microsoft 365 Apps for Enterprise version 16.0.1 promptly to remediate the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-02-11T15:52:13.910Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69b05631ea502d3aa87d6b20
Added to database: 3/10/2026, 5:34:41 PM
Last enriched: 4/18/2026, 2:15:31 PM
Last updated: 4/28/2026, 7:24:13 AM
Views: 152
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.