CVE-2026-61933: CWE-125: Out-of-bounds Read in Microsoft Windows 11 Version 24H2
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to disclose information locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-61933) involves an out-of-bounds read in the Windows Desktop Window Manager (DWM) Core Library in Windows 11 Version 24H2 (build 10.0.26100.0). The flaw permits an authorized attacker with local access to read memory beyond intended boundaries, potentially disclosing sensitive information. The issue does not allow code execution or denial of service but impacts confidentiality. Microsoft has released an official fix to address this vulnerability.
Potential Impact
An authorized local attacker can exploit this vulnerability to read memory outside the intended bounds, leading to potential disclosure of sensitive information. There is no impact on system integrity or availability. The confidentiality impact is rated high, but the overall severity is medium due to the requirement for local authorization and limited scope.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61933 to remediate this vulnerability.
CVE-2026-61933: CWE-125: Out-of-bounds Read in Microsoft Windows 11 Version 24H2
Description
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to disclose information locally.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-61933) involves an out-of-bounds read in the Windows Desktop Window Manager (DWM) Core Library in Windows 11 Version 24H2 (build 10.0.26100.0). The flaw permits an authorized attacker with local access to read memory beyond intended boundaries, potentially disclosing sensitive information. The issue does not allow code execution or denial of service but impacts confidentiality. Microsoft has released an official fix to address this vulnerability.
Potential Impact
An authorized local attacker can exploit this vulnerability to read memory outside the intended bounds, leading to potential disclosure of sensitive information. There is no impact on system integrity or availability. The confidentiality impact is rated high, but the overall severity is medium due to the requirement for local authorization and limited scope.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61933 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-13T04:47:32.464Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61933","vendor":"Microsoft"}]
Threat ID: 6a7b5808bf8831d5391559a1
Added to database: 08/11/2026, 17:12:40 UTC
Last enriched: 08/11/2026, 22:41:51 UTC
Last updated: 08/12/2026, 00:12:10 UTC
Views: 3
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