CVE-2026-50327: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 11 Version 24H2
CVE-2026-50327 is a heap-based buffer overflow vulnerability in Windows Media on Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It allows an authorized local attacker to execute code with elevated impact on confidentiality, integrity, and availability. An official fix is available from Microsoft.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-50327) is a heap-based buffer overflow in the Windows Media component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). The flaw allows an attacker with local privileges to execute arbitrary code, potentially leading to full system compromise. The CVSS v3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, and requiring low privileges but no user interaction. Microsoft has released an official fix addressing this vulnerability.
Potential Impact
Successful exploitation of this heap-based buffer overflow can result in arbitrary code execution by an authorized local attacker, impacting confidentiality, integrity, and availability of the affected system. This could lead to full system compromise if exploited.
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-2026-50327 to remediate this vulnerability.
CVE-2026-50327: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 11 Version 24H2
Description
CVE-2026-50327 is a heap-based buffer overflow vulnerability in Windows Media on Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It allows an authorized local attacker to execute code with elevated impact on confidentiality, integrity, and availability. An official fix is available from Microsoft.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-50327) is a heap-based buffer overflow in the Windows Media component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). The flaw allows an attacker with local privileges to execute arbitrary code, potentially leading to full system compromise. The CVSS v3.1 base score is 7.8, indicating high severity, with attack vector local, low attack complexity, and requiring low privileges but no user interaction. Microsoft has released an official fix addressing this vulnerability.
Potential Impact
Successful exploitation of this heap-based buffer overflow can result in arbitrary code execution by an authorized local attacker, impacting confidentiality, integrity, and availability of the affected system. This could lead to full system compromise if exploited.
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-2026-50327 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:15:10.951Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50327","vendor":"Microsoft"}]
Threat ID: 6a56768f68715ace43f08c47
Added to database: 07/14/2026, 17:49:03 UTC
Last enriched: 07/15/2026, 00:33:56 UTC
Last updated: 07/15/2026, 00:33:56 UTC
Views: 3
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