{"id":"CVE-2026-81867","title":"Deserialization of Untrusted Data in Application Integration allows Remote Code Execution","summary":"A Deserialization of Untrusted Data vulnerability in the JavaScript Task in Google Cloud Application Integration versions prior to 2026-06-28 on Google Cloud Platform allows an authenticated user with standard permissions to run arbitrar…","severity":"critical","cvss":9.4,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/U:Clear","cvssSource":"cna","cwe":["CWE-502"],"vendor":"Google Cloud","product":"Application Integration","affected":["application_integration < 2026-06-28"],"published":"2026-09-28","updated":"2026-09-28","sourceUpdated":"2026-09-28T10:49:16.416Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-81867","references":[{"url":"https://docs.cloud.google.com/support/bulletins#gcp-2026-065"},{"url":"https://docs.cloud.google.com/application-integration/docs/security-bulletins#gcp-2026-065"}],"tags":["cve.org"],"ingestedAt":"2026-09-28T11:08:06.672Z","slug":"CVE-2026-81867","body":"## Overview\n\nA Deserialization of Untrusted Data vulnerability in the JavaScript Task in Google Cloud Application Integration versions prior to 2026-06-28 on Google Cloud Platform allows an authenticated user with standard permissions to run arbitrary code on the shared production servers using a specially crafted script bypassing param guards.\n\n\nThis vulnerability was patched on 28 June 2026, and no customer action is needed.\n\n## Affected\n\n- `application_integration < 2026-06-28`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":52,"depthScoreParts":{"impact":51.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}