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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://docs.cloud.google.com/build/docs/release-notes#March_03_2026	Release Notes

Configurations

Configuration 1 (hide)

cpe:2.3:a:google:cloud_build:*:*:*:*:*:*:*:*

History

05 Mar 2026, 21:44

Type	Values Removed	Values Added
CPE		cpe:2.3:a:google:cloud_build::::::::
References	~~() https://docs.cloud.google.com/build/docs/release-notes#March_03_2026 -~~	() https://docs.cloud.google.com/build/docs/release-notes#March_03_2026 - Release Notes
First Time		Google cloud Build Google
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.8

03 Mar 2026, 17:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-03 17:16

Updated : 2026-03-05 21:44

NVD link : CVE-2026-3136

Mitre link : CVE-2026-3136

CVE.ORG link : CVE-2026-3136

JSON object : View

Products Affected

google

cloud_build

CWE

CWE-863

Incorrect Authorization

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