{"id":"CVE-2026-122319","title":"Kyverno before 1.19.2 Denial of Service via In/NotIn Operator Panic","summary":"Kyverno before 1.19.2 contains a denial-of-service vulnerability in the In and NotIn operators that allows attackers to crash the policy engine via an unchecked type assertion. Attackers can submit resources whose JMESPath-evaluated valu…","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-704"],"vendor":"kyverno","product":"kyverno","affected":["kyverno < 1.19.2"],"published":"2026-11-05","updated":"2026-11-05","sourceUpdated":"2026-11-05T02:25:18.583Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-122319","references":[{"url":"https://github.com/kyverno/kyverno/security/advisories/GHSA-r2p2-3892-5jjf","label":"GitHub Security Advisory (GHSA-r2p2-3892-5jjf)"},{"url":"https://www.vulncheck.com/advisories/kyverno-before-1.19.2-denial-of-service-via-in-notin-operator-panic","label":"VulnCheck Advisory: Kyverno before 1.19.2 Denial of Service via In/NotIn Operator Panic"}],"tags":["cve.org"],"ingestedAt":"2026-11-05T21:36:00.691Z","slug":"CVE-2026-122319","body":"## Overview\n\nKyverno before 1.19.2 contains a denial-of-service vulnerability in the In and NotIn operators that allows attackers to crash the policy engine via an unchecked type assertion. Attackers can submit resources whose JMESPath-evaluated values yield arrays of integers, booleans, or mixed types, triggering a panic that disrupts admission control and policy enforcement.\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":[]}