{"id":"CVE-2026-122314","published":"2026-11-05T03:17:24.037","lastModified":"2026-11-05T03:17:24.037","description":"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.","cvssScore":7.5,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-248"],"vendors":[],"products":[],"references":[{"url":"https://github.com/kyverno/kyverno/security/advisories/GHSA-x4xq-p8g4-6fwg","tags":[]},{"url":"https://www.vulncheck.com/advisories/kyverno-before-1.19.2-denial-of-service-via-shallow-variable-substitution-panic","tags":[]}],"exploitRefs":[{"url":"https://github.com/kyverno/kyverno/security/advisories/GHSA-x4xq-p8g4-6fwg","tags":[]}],"hasPoc":true,"ai":null}