CVE-2026-50418: CWE-284: Improper Access Control in Microsoft Windows 11 Version 24H2
CVE-2026-50418 is an improper access control vulnerability in Microsoft Windows 11 Version 24H2 (build 10.0.26100.0) that allows a local unauthorized attacker to bypass a security feature. The vulnerability has a medium severity with a CVSS score of 5.1. An official fix is available from Microsoft.
AI Analysis
Technical Summary
This vulnerability involves improper access control in the Windows System component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It enables a local attacker without privileges to bypass a security feature. The CVSS vector indicates low attack complexity and no user interaction is required. Microsoft has published an official fix addressing this issue.
Potential Impact
An unauthorized local attacker can bypass a security feature, potentially leading to limited confidentiality and integrity impacts. There is no impact on availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Apply the official security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50418. This patch resolves the improper access control issue. No additional mitigation actions are indicated by the vendor.
CVE-2026-50418: CWE-284: Improper Access Control in Microsoft Windows 11 Version 24H2
Description
CVE-2026-50418 is an improper access control vulnerability in Microsoft Windows 11 Version 24H2 (build 10.0.26100.0) that allows a local unauthorized attacker to bypass a security feature. The vulnerability has a medium severity with a CVSS score of 5.1. An official fix is available from Microsoft.
CVSS v3.1
Score 5.1medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper access control in the Windows System component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It enables a local attacker without privileges to bypass a security feature. The CVSS vector indicates low attack complexity and no user interaction is required. Microsoft has published an official fix addressing this issue.
Potential Impact
An unauthorized local attacker can bypass a security feature, potentially leading to limited confidentiality and integrity impacts. There is no impact on availability. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Apply the official security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50418. This patch resolves the improper access control issue. No additional mitigation actions are indicated by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:56:53.259Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50418","vendor":"Microsoft"}]
Threat ID: 6a56769b68715ace43f09148
Added to database: 07/14/2026, 17:49:15 UTC
Last enriched: 07/14/2026, 23:48:39 UTC
Last updated: 07/15/2026, 02:59:18 UTC
Views: 4
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