Important CVSS 5.1 EPSS 0.00286 2025-06 archive

Executive Summary

Improper verification of cryptographic signature in App Control for Business (WDAC) allows an unauthorized attacker to bypass a security feature locally.

Overview

5.1
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Security Feature Bypass
Released Jun 10 2025
Last Updated Jun 10 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00286 — 0.20143 percentile

CVSS Vector

ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Unchanged
Temporal Score: 4.5

EPSS Score

0.00286
probability of exploitation in the next 30 days
0.20143 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

4 affected products
Product KB Article Severity Impact Restart Required
Windows 11 Version 24H2 for ARM64-based Systems 5060842 (Security Update) 5060841 (SecurityHotpatchUpdate) Important Security Feature Bypass Yes
Windows 11 Version 24H2 for x64-based Systems 5060842 (Security Update) 5060841 (SecurityHotpatchUpdate) Important Security Feature Bypass Yes
Windows Server 2025 5060842 (Security Update) 5060841 (SecurityHotpatchUpdate) Important Security Feature Bypass Yes
Windows Server 2025 (Server Core installation) 5060842 (Security Update) 5060841 (SecurityHotpatchUpdate) Important Security Feature Bypass Yes

Patches

1 patch
Article Type Restart
5060842 (Security Update) 5060841 Security Update Yes

Known Exploits

Acknowledgments

Christopher Whipp with Services Australia, Mingda Li with Dow