CRITICAL 9.4 NVD
CVE-2026-122310
Kyverno from 1.19.1 before 1.19.2 validates a Policy's context.apiCall urlPath after cleaning it but executes the raw path, whose fragment or query the Kubernet
Kyverno from 1.19.1 before 1.19.2 validates a Policy's context.apiCall urlPath after cleaning it but executes the raw path, whose fragment or query the Kubernetes client discards. A namespace-scoped user who can create a Policy can hide ../ segments behind # or ? to reach cluster-scoped endpoints with Kyverno's ServiceAccount, gaining cluster admin.
References
- https://github.com/kyverno/kyverno/security/advisories/GHSA-3xfv-vq8x-qhg4
- https://www.vulncheck.com/advisories/kyverno-1.19.1-before-1.19.2-privilege-escalation-via
This critical severity vulnerability with a CVSS score of 9.4 was published on 2026-11-05 via NVD.
Risk Timeline
CVE Disclosed2026-11-05 · -1 days ago
Remediation Resources
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