CVE-2026-3136

An improper authorization vulnerability in GitHub Trigger Comment Control in Google Cloud Build prior to 2026-1-26 allows a remote attacker to execute arbitrary code in the build environment. This vulnerability was patched on 26 January 2026, and no customer action is needed.

Score

CVSS 3.1 9.8 Critical

Status

Analyzed - f45cbf4e-4146-4068-b7e1-655ffc2c548c

Published

2026-03-03

Last modified

2026-03-04

Weaknesses

CWE-863

Affected products

• Cloud Build (Google)
• Cloud Build (Google Cloud)

References

• https://docs.cloud.google.com/build/docs/release-notes#March_03_2026