Critical CVSS 7.7 EPSS 0.00772 2026-05 archive

Executive Summary

Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network.

Overview

7.7
CVSS HIGH
Critical
MS Severity
Not Exploited
MS Exploit Status
N/A
MS Exploit Likelihood
Category Information Disclosure
Released May 12 2026
Last Updated May 12 2026
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00772 — 0.5084 percentile
NVD CVSS 7.7 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Changed
CONFIDENTIALITY
High
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.7

EPSS Score

0.00772
probability of exploitation in the next 30 days
0.5084 percentile - updated 2026-06-21
View on FIRST.org

Known Exploits

Acknowledgments

Michal Kamensky with Microsoft