CVE-2026-50336: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 11 Version 24H2
CVE-2026-50336 is a heap-based buffer overflow vulnerability in Windows Media on Microsoft Windows 11 Version 24H2. It allows an authorized local attacker to elevate privileges. The vulnerability has a high severity with a CVSS score of 7.8. An official fix is available from Microsoft.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-50336) involves a heap-based buffer overflow in the Windows Media component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It enables an attacker with local authorized access to elevate their privileges on the affected system. The vulnerability is classified under CWE-122. Microsoft has published an official fix to address this issue.
Potential Impact
Successful exploitation of this vulnerability could allow a local authorized attacker to gain elevated privileges, potentially leading to full system compromise. The CVSS score of 7.8 indicates high impact on confidentiality, integrity, and availability.
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-2026-50336 to remediate this vulnerability.
CVE-2026-50336: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 11 Version 24H2
Description
CVE-2026-50336 is a heap-based buffer overflow vulnerability in Windows Media on Microsoft Windows 11 Version 24H2. It allows an authorized local attacker to elevate privileges. The vulnerability has a high severity with a CVSS score of 7.8. 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-2026-50336) involves a heap-based buffer overflow in the Windows Media component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It enables an attacker with local authorized access to elevate their privileges on the affected system. The vulnerability is classified under CWE-122. Microsoft has published an official fix to address this issue.
Potential Impact
Successful exploitation of this vulnerability could allow a local authorized attacker to gain elevated privileges, potentially leading to full system compromise. The CVSS score of 7.8 indicates high impact on confidentiality, integrity, and availability.
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-2026-50336 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:15:10.952Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50336","vendor":"Microsoft"}]
Threat ID: 6a56769168715ace43f08c80
Added to database: 07/14/2026, 17:49:05 UTC
Last enriched: 07/15/2026, 00:33:12 UTC
Last updated: 07/15/2026, 00:33:12 UTC
Views: 3
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