What’s Vulnerable › Vulnerabilities
CVE-2026-3136: Google Cloud Build Comment Control Bypass
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-03-03 · updated 2026-06-17
- Weakness: CWE-863
Description
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.
Affected products
- Google Cloud Cloud Build: before 2026-1-26 — fixed in 2026-1-26
How to fix
Upgrade to a fixed version: Google Cloud Cloud Build 2026-1-26. Check the vendor advisory for mitigations.
References
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