CVE-2026-81867

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.

• https://docs.cloud.google.com/application-integration/docs/security-bulletins#gcp-2026-065
• https://docs.cloud.google.com/support/bulletins#gcp-2026-065