{"id":"CVE-2026-122314","title":"Kyverno before 1.19.2 Denial of Service via Shallow Variable Substitution Panic","summary":"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 {{-…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-248"],"vendor":"kyverno","product":"kyverno","affected":["kyverno < 1.19.2"],"published":"2026-11-05","updated":"2026-11-05","sourceUpdated":"2026-11-05T02:25:15.760Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-122314","references":[{"url":"https://github.com/kyverno/kyverno/security/advisories/GHSA-x4xq-p8g4-6fwg","label":"GitHub Security Advisory (GHSA-x4xq-p8g4-6fwg)"},{"url":"https://www.vulncheck.com/advisories/kyverno-before-1.19.2-denial-of-service-via-shallow-variable-substitution-panic","label":"VulnCheck Advisory: Kyverno before 1.19.2 Denial of Service via Shallow Variable Substitution Panic"}],"tags":["cve.org"],"ingestedAt":"2026-11-05T21:36:00.690Z","slug":"CVE-2026-122314","body":"## Overview\n\nKyverno 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.\n\n## Affected\n\n- `kyverno < 1.19.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}