CVE-2026-81867: Google Cloud Application Integration

Critical severity, CVSS 9.4. EPSS: 0.4% chance of exploitation in the next 30 days.

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 arbitrary code on the shared production servers using a specially crafted script bypassing param guards. This vulnerability was patched on 28 June 2026, and no customer action is needed.

Affected products

• Google Cloud Application Integration: before 2026-06-28 (fixed in 2026-06-28)

Published 2026-09-28. Last modified 2026-09-30.