{"id":"CVE-2026-3136","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-3136","generatedAt":"2026-10-28T02:55:16.710Z","title":"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.","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.\n\nThis vulnerability was patched on 26 January 2026, and no customer action is needed.","published":"2026-03-03T17:16:19.000Z","lastModified":"2026-06-17T10:43:06.000Z","status":"Analyzed","sourceIdentifier":"f45cbf4e-4146-4068-b7e1-655ffc2c548c","cvss":{"version":"4.0","score":8.6,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-863"],"affected":["google/cloud build"],"epss":{"score":0.00375,"percentile":0.31212,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://docs.cloud.google.com/build/docs/release-notes#March_03_2026","tags":["Release Notes"],"source":"f45cbf4e-4146-4068-b7e1-655ffc2c548c"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-3136","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}