Deserialization in Spinnaker

CVE-2026-55175

Spinnaker is an open source, multi-cloud continuous delivery platform. Prior to versions 2026.1.1, 2026.0.3, 2025.4.4, and 2025.3.4 on their respective release lines, Kustomize bake operations allow unsafe YAML tag processing in rosco mani…

Vulnerability class: Insecure Deserialization

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Spinnaker — versions >= 2026.1.0, < 2026.1.1, >= 2026.0.0, < 2026.0.3, >= 2025.4.0, < 2025.4.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-55175?
CVE-2026-55175 is a high-severity vulnerability in Spinnaker, classified under Deserialization of Untrusted Data. CVSS score: 7.5/10. Published 2026-07-10.
How severe is CVE-2026-55175?
High severity. CVSS v3 base score is 7.5 out of 10.