Windows Administrator Protection
CVE-2026-42829 — Windows Administrator Protection Secure Feature Bypass Vulnerability
Executive Summary
Improper access control in Windows Administrator Protection allows an authorized attacker to bypass a security feature locally.
Overview
7.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.8
EPSS Score
0.00267
probability of exploitation in the next 30 days
0.18085 percentile - updated 2026-06-21
View on FIRST.org
Affected Products
6 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Windows 11 Version 24H2 for ARM64-based Systems | 5094126 (Security Update) |
Important | Security Feature Bypass | Yes |
| Windows 11 Version 24H2 for x64-based Systems | 5094126 (Security Update) |
Important | Security Feature Bypass | Yes |
| Windows 11 Version 25H2 for ARM64-based Systems | 5094126 (Security Update) |
Important | Security Feature Bypass | Yes |
| Windows 11 Version 25H2 for x64-based Systems | 5094126 (Security Update) |
Important | Security Feature Bypass | Yes |
| Windows 11 Version 26H1 for ARM64-based Systems | 5095051 (Security Update) |
Important | Security Feature Bypass | Yes |
| Windows 11 version 26H1 for x64-based Systems | 5095051 (Security Update) |
Important | Security Feature Bypass | Yes |
Patches
2 patches
| Article | Type | Restart |
|---|---|---|
5094126 |
Security Update | Yes |
5095051 |
Security Update | Yes |
Known Exploits
No known exploits have been linked for this CVE yet. When available, exploit references will be sourced from public repositories and may be unverified, incomplete, or non-functional. Always review code carefully before use in any environment.
Acknowledgments
References
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