Google CloudCVE-2026-81867
Google Cloud Application Integration: unsafe deserialization
Critical9.4CVE-2026-81867 · Published Sep 28, 2026 · updated Sep 30, 2026
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 versions
| Package | Affected | Fixed in |
|---|---|---|
| Application Integration Product | < 2026-06-28 | 2026-06-28 |
Details and references
- CVSS 4.0
- 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Clear
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-502
More Google Cloud advisories
All Google Cloud| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 28 | A Confused Deputy vulnerability in the EmailTask component in Google Cloud... | High8.3 | 2026-06-30 |
| Sep 28 | Google Cloud Application Integration: improper authorization | Critical9.4 | 2026-06-17 |
| Sep 15 | Google Cloud Gemini Enterprise Agent Platform SDK: remote code execution | High7.7 | 1.165.1 |
| Sep 11 | Google Cloud Gemini Enterprise: server-side request forgery | High8.7 | 2026-06-01 |
| Sep 10 | Google Cloud Gemini CLI: code execution | High7.7 | 0.39.1 |
| Sep 9 | Google Cloud Agent Development Kit (ADK) for Python: code injection | Critical10.0 | 2.7.0 |