CVE-2025-62561: CWE-822: Untrusted Pointer Dereference in Microsoft Microsoft 365 Apps for Enterprise
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2025-62561) is classified as CWE-822, involving untrusted pointer dereference in Microsoft Office Excel. It affects Microsoft 365 Apps for Enterprise version 16.0.1. The flaw allows an attacker to execute arbitrary code locally by exploiting how Excel handles pointers. The CVSS 3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, no privileges required, user interaction required, and impacts confidentiality, integrity, and availability. A patch is available to address this issue.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected system with the privileges of the user running Excel. This can lead to full compromise of confidentiality, integrity, and availability of the affected system. However, exploitation requires local access and user interaction.
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 to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2025-62561: CWE-822: Untrusted Pointer Dereference in Microsoft Microsoft 365 Apps for Enterprise
Description
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-62561) is classified as CWE-822, involving untrusted pointer dereference in Microsoft Office Excel. It affects Microsoft 365 Apps for Enterprise version 16.0.1. The flaw allows an attacker to execute arbitrary code locally by exploiting how Excel handles pointers. The CVSS 3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, no privileges required, user interaction required, and impacts confidentiality, integrity, and availability. A patch is available to address this issue.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code on the affected system with the privileges of the user running Excel. This can lead to full compromise of confidentiality, integrity, and availability of the affected system. However, exploitation requires local access and user interaction.
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 to remediate this issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2025-10-15T17:11:21.220Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 693867e774ebaa3babafb43b
Added to database: 12/9/2025, 6:18:15 PM
Last enriched: 4/17/2026, 11:16:14 AM
Last updated: 5/10/2026, 12:08:55 AM
Views: 90
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