Critical CVSS 8.8 EPSS 0.00803 2026-02 archive

Executive Summary

Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

Overview

8.8
CVSS HIGH
Critical
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
Category Elevation of Privilege
Released Feb 10 2026
Last Updated Feb 10 2026
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00803 — 0.51869 percentile

CVSS Vector

ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
Temporal Score: 7.7

EPSS Score

0.00803
probability of exploitation in the next 30 days
0.51869 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

1 affected product
Product KB Article Severity Impact Restart Required
Windows Admin Center Release Notes (Security Update) Critical Elevation of Privilege No

Patches

1 patch
Article Type Restart
Release Notes Security Update No

Known Exploits

Acknowledgments

Andrea Pierini with Semperis, Andrea Pierini with Semperis