CVE-2026-50677: CWE-416: Use After Free in Microsoft Windows 11 Version 24H2
Use after free in Windows Media allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
CVE-2026-50677 is a use-after-free vulnerability (CWE-416) in the Windows Media component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It enables an authorized local attacker to elevate privileges by exploiting improper memory handling. The vulnerability has been assigned a CVSS v3.1 base score of 7.8, indicating high severity with high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability allows an authorized local attacker to elevate their privileges on the affected system. This can lead to full control over the system, compromising confidentiality, integrity, and availability of data and system resources.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 11 Version 24H2 as soon as possible to remediate this vulnerability. Refer to the Microsoft security update guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50677 for detailed patch information and deployment instructions.
CVE-2026-50677: CWE-416: Use After Free in Microsoft Windows 11 Version 24H2
Description
Use after free in Windows Media allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-50677 is a use-after-free vulnerability (CWE-416) in the Windows Media component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It enables an authorized local attacker to elevate privileges by exploiting improper memory handling. The vulnerability has been assigned a CVSS v3.1 base score of 7.8, indicating high severity with high impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability allows an authorized local attacker to elevate their privileges on the affected system. This can lead to full control over the system, compromising confidentiality, integrity, and availability of data and system resources.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 11 Version 24H2 as soon as possible to remediate this vulnerability. Refer to the Microsoft security update guide at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50677 for detailed patch information and deployment instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-05T14:35:07.079Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50677","vendor":"Microsoft"}]
Threat ID: 6a5676aa68715ace43f09767
Added to database: 07/14/2026, 17:49:30 UTC
Last enriched: 07/14/2026, 22:47:25 UTC
Last updated: 07/15/2026, 04:18:39 UTC
Views: 4
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