Improper input validation in Spinnaker
CVE-2026-32604
Spinnaker is an open source, multi-cloud continuous delivery platform. In versions prior to 2026.1.0, 2026.0.1, 2025.4.2, and 2025.3.2, a bad actor can execute arbitrary commands very simply on the clouddriver pods. This can expose credent…
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.001 (26.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Spinnaker — versions < 2026.0.1, < 2025.4.2, < 2025.3.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/spinnaker/spinnaker/security/advisories/GHSA-x3j7-7pgj-h87r (x_refsource_CONFIRM)
- https://github.com/spinnaker/spinnaker/releases/tag/spinnaker-release-2025.3.2 (x_refsource_MISC)
- https://github.com/spinnaker/spinnaker/releases/tag/spinnaker-release-2025.4.2 (x_refsource_MISC)
- https://github.com/spinnaker/spinnaker/releases/tag/spinnaker-release-2026.0.1 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-32604?
- CVE-2026-32604 is a critical-severity vulnerability in Spinnaker, classified under Improper Input Validation. CVSS score: 10.0/10. Published 2026-04-20.
- How severe is CVE-2026-32604?
- Critical severity. CVSS v3 base score is 10.0 out of 10.
- Is CVE-2026-32604 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.