HIGH 8.7 NVD
CVE-2026-122314
Kyverno before 1.19.2 contains an unchecked type assertion in its variable-substitution engine that allows users who can submit resources to crash the policy en
Kyverno before 1.19.2 contains an unchecked type assertion in its variable-substitution engine that allows users who can submit resources to crash the policy engine. Attackers can submit resources with non-string fields referenced by {{- variable }} shallow substitution in policies, causing a panic that yields webhook denial of service and policy bypass under failurePolicy Ignore.
References
- https://github.com/kyverno/kyverno/security/advisories/GHSA-x4xq-p8g4-6fwg
- https://www.vulncheck.com/advisories/kyverno-before-1.19.2-denial-of-service-via-shallow-v
This high severity vulnerability with a CVSS score of 8.7 was published on 2026-11-05 via NVD.
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