CVE-2026-93327

Unsafe Java Deserialization in Application Integration SubWorkflow tasks allows Remote Code Execution

Published Oct 30, 2026 CVSS 4.0 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
A Deserialization of Untrusted Data vulnerability in the SubWorkflow task in Google Cloud Application Integration versions prior to 2026-09-11 on Google Cloud Platform allows an authenticated attacker to execute arbitrary code using a maliciously crafted serialized object.


This vulnerability was patched on 11 September 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
First Time appeared Google
Google application Integration
Vendors & Products Google
Google application Integration
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description A Deserialization of Untrusted Data vulnerability in the SubWorkflow task in Google Cloud Application Integration versions prior to 2026-09-11 on Google Cloud Platform allows an authenticated attacker to execute arbitrary code using a maliciously crafted serialized object. This vulnerability was patched on 11 September 2026, and no customer action is needed.
Title Unsafe Java Deserialization in Application Integration SubWorkflow tasks 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
Oct 30, 2026, 5:18 PM
Reserved
Sep 17, 2026, 5:25 PM
Status
Awaiting Analysis
Published
Oct 30, 2026, 3:16 PM
Modified
Oct 30, 2026, 7:37 PM