{"id":"CVE-2026-19410","state":"PUBLISHED","title":"Google Cloud Build Comment Control Bypass via Webhook Suppression","description":"An Incorrect Authorization vulnerability in GitHub Trigger Comment Control in Google Cloud Build prior to 2026-06-24 on Google Cloud Platform allows a remote attacker to execute unreviewed code in the build environment using webhook suppression.\n\n\nThis vulnerability was patched on 24 June 2026, and no customer action is needed.","publishedAt":"2026-08-31T08:14:52.377Z","updatedAt":"2026-08-31T11:18:20.587Z","severity":{"score":9.4,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/U:Clear","source":"GoogleCloud"},"assigner":"GoogleCloud","products":["Google Cloud Google Cloud Build"],"affected":[{"vendor":"Google Cloud","product":"Google Cloud Build","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026-06-24","versionType":"date"}]}],"references":["https://docs.cloud.google.com/build/docs/release-notes#August_24_2026"],"weaknesses":["CWE-367","CWE-345"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/19xxx/CVE-2026-19410.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-19410","state":"PUBLISHED","datePublished":"2026-08-31T08:14:52.377Z","dateUpdated":"2026-08-31T11:18:20.587Z","assignerShortName":"GoogleCloud","assignerOrgId":"f45cbf4e-4146-4068-b7e1-655ffc2c548c","dateReserved":"2026-08-10T09:07:34.906Z"},"containers":{"cna":{"title":"Google Cloud Build Comment Control Bypass via Webhook Suppression","descriptions":[{"lang":"en","value":"An Incorrect Authorization vulnerability in GitHub Trigger Comment Control in Google Cloud Build prior to 2026-06-24 on Google Cloud Platform allows a remote attacker to execute unreviewed code in the build environment using webhook suppression.\n\n\nThis vulnerability was patched on 24 June 2026, and no customer action is needed."}],"affected":[{"vendor":"Google Cloud","product":"Google Cloud Build","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026-06-24","versionType":"date"}]}],"references":[{"url":"https://docs.cloud.google.com/build/docs/release-notes#August_24_2026"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"PASSIVE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"HIGH","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"CLEAR","version":"4.0","baseSeverity":"CRITICAL","baseScore":9.4,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/U:Clear"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-367","lang":"en","description":"CWE-367 Time-of-check time-of-use (TOCTOU) race condition","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-345","lang":"en","description":"CWE-345 Insufficient Verification of Data Authenticity","type":"CWE"}]}],"providerMetadata":{"shortName":"GoogleCloud","orgId":"f45cbf4e-4146-4068-b7e1-655ffc2c548c","dateUpdated":"2026-08-31T08:14:52.377Z"},"impacts":[{"capecId":"CAPEC-1","descriptions":[{"lang":"en","value":"CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs"}]}],"credits":[{"lang":"en","value":"inspector-ambitious","type":"reporter"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-31T11:11:06.763492Z","id":"CVE-2026-19410","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-31T11:18:20.587Z"}}]}}}