Google Cloud Application Integration: code execution via crafted data in SubWorkflow task
A logged-in attacker could send specially crafted data that makes the service run their own commands. Google has already fixed this, so customers do not need to do anything.
| Severity | CriticalCVSS 9.4 of 10 |
|---|---|
| Being exploited? | UnclearNo reports either way yet |
| Fix available? | YesPatched on 11 September 2026; no customer action needed. · since 30 Oct 2026 |
| How sure is this? | Official sourceBacked by an official source |
What happened
A deserialization of untrusted data flaw in the SubWorkflow task of Google Cloud Application Integration allows an authenticated attacker to execute arbitrary code via a maliciously crafted serialized object.
Are you affected?
You are affected if you used Google Cloud Application Integration on Google Cloud Platform with a version prior to 2026-09-11.
Google Cloud Application Integration versions prior to 2026-09-11 (Google Cloud Platform)
What to do
- No customer action is required; the service was patched by Google on 11 September 2026.
- Optionally, confirm with Google Cloud documentation or support that your Application Integration environment is on the patched version.
Timeline
- 30 Oct 2026, 15:16 UTCPublicly disclosed
- 30 Oct 2026, 15:16 UTCReported by NVD · NVD
- 30 Oct 2026, 15:18 UTCPicked up by Zero Radar
Sources 1 report, oldest first
Official vendor, government CERT or advisory database
- CVE-2026-93327NVD · 30 Oct 2026, 15:16 UTC
Technical details
- ID
- CVE-2026-93327
- CVSS
- 9.4 / 10
- Disclosed
- 30 Oct 2026, 15:16 UTC
- On Zero Radar
- 30 Oct 2026, 15:18 UTC (1 min after disclosure)
- Last change
- 30 Oct 2026, 15:18 UTC
The plain-language parts and the attack diagram were written by an AI model (anthropic/claude-haiku-5.5) from the sources above. Facts like versions, exploitation and dates come from the sources themselves. How Zero Radar works