CVE-2026-81867

Deserialization of Untrusted Data in Application Integration allows Remote Code Execution

Published Sep 28, 2026 CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Google
Google application Integration
Vendors & Products Google
Google application Integration
Type Values Removed Values Added
Description 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.
Title Deserialization of Untrusted Data in Application Integration allows Remote Code Execution
Weaknesses CWE-502
References
Metrics cvssV4_0

{'score': 9.4, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GoogleCloud
Published
Updated
Sep 30, 2026, 1:15 PM
Reserved
Aug 27, 2026, 5:44 PM
Status
Awaiting Analysis
Published
Sep 28, 2026, 11:16 AM
Modified
Sep 30, 2026, 2:17 PM