CVE-2026-20851: CWE-125: Out-of-bounds Read in Microsoft Windows 11 Version 24H2
Out-of-bounds read in Capability Access Management Service (camsvc) allows an unauthorized attacker to disclose information locally.
AI Analysis
Technical Summary
This vulnerability involves an out-of-bounds read in the Capability Access Management Service (camsvc) component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). An unauthorized attacker with local access can exploit this flaw to read memory outside the intended bounds, potentially disclosing sensitive information. The vulnerability is tracked as CWE-125 and has a CVSS v3.1 base score of 6.2, reflecting a medium severity impact primarily on confidentiality. The issue has been publicly disclosed and a patch is available from Microsoft.
Potential Impact
An attacker with local access to a vulnerable Windows 11 system could exploit this out-of-bounds read vulnerability to disclose sensitive information from memory. There is no indication that integrity or availability are affected. No known exploits are currently reported in the wild.
Mitigation Recommendations
A patch is available from Microsoft to remediate this vulnerability. It is recommended to apply the official update for Windows 11 Version 24H2 as soon as possible to mitigate the risk. Since this is a local information disclosure issue, limiting local access to trusted users also reduces risk.
CVE-2026-20851: CWE-125: Out-of-bounds Read in Microsoft Windows 11 Version 24H2
Description
Out-of-bounds read in Capability Access Management Service (camsvc) allows an unauthorized attacker to disclose information locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an out-of-bounds read in the Capability Access Management Service (camsvc) component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). An unauthorized attacker with local access can exploit this flaw to read memory outside the intended bounds, potentially disclosing sensitive information. The vulnerability is tracked as CWE-125 and has a CVSS v3.1 base score of 6.2, reflecting a medium severity impact primarily on confidentiality. The issue has been publicly disclosed and a patch is available from Microsoft.
Potential Impact
An attacker with local access to a vulnerable Windows 11 system could exploit this out-of-bounds read vulnerability to disclose sensitive information from memory. There is no indication that integrity or availability are affected. No known exploits are currently reported in the wild.
Mitigation Recommendations
A patch is available from Microsoft to remediate this vulnerability. It is recommended to apply the official update for Windows 11 Version 24H2 as soon as possible to mitigate the risk. Since this is a local information disclosure issue, limiting local access to trusted users also reduces risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2025-12-03T05:54:20.377Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69668ae0a60475309f9ae0f4
Added to database: 1/13/2026, 6:11:44 PM
Last enriched: 4/3/2026, 12:45:31 PM
Last updated: 5/10/2026, 10:19:05 AM
Views: 143
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