Critical CVSS 10 EPSS 0.01533 2025-05 archive

Executive Summary

[Spoofable identity claims] Authentication Bypass by Assumed-Immutable Data in Azure DevOps allows an unauthorized attacker to elevate privileges over a network.

Overview

10
CVSS CRITICAL
Critical
MS Severity
Not Exploited
MS Exploit Status
N/A
MS Exploit Likelihood
Category Elevation of Privilege
Released May 13 2025
Last Updated May 13 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.01533 — 0.71534 percentile

CVSS Vector

ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
None
SCOPE
Changed
Temporal Score: 9.0

EPSS Score

0.01533
probability of exploitation in the next 30 days
0.71534 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

1 affected product
Product KB Article Severity Impact Restart Required
Azure DevOps Critical Elevation of Privilege Unknown

Patches

1 patch
Article Type Restart
Unknown

Known Exploits

Acknowledgments

Cameron Vincent with Microsoft