CVE-2026-3136
CRITICAL WAF: Low
CVSS 9.8
Published: 2026-03-03
CWE-863
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.
WAF Coverage Analysis
Incorrect Authorization
Low WAF Coverage
OWASP: A01:2021 Broken Access Control
Affected Software
| Vendor | Product | Version |
|---|---|---|
| cloud_build | up to 2026-1-26 |
References
- docs.cloud.google.com (Release Notes)