{"affected":[{"defaultStatus":"unaffected","product":"kyverno","source":"CNA: VulnCheck","vendor":"kyverno","versions":[{"lessThan":"1.19.2","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"1.19.2","versionType":"semver"}]}],"cveId":"CVE-2026-122319","cwes":["CWE-704"],"description":"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 values yield arrays of integers, booleans, or mixed types, triggering a panic that disrupts admission control and policy enforcement.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":8.7,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":7.5,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}],"modifiedAt":1793845518583,"publishedAt":1793845518583,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://github.com/kyverno/kyverno/security/advisories/GHSA-r2p2-3892-5jjf"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/kyverno-before-1.19.2-denial-of-service-via-in-notin-operator-panic"}],"remediation":[],"revision":"265cf13218a18c976f4daf5077ab73c2d8b6317b0236a0ec1340a5f5291b07c8","sources":[{"modifiedAt":1793845518583,"name":"CNA: VulnCheck","retrievedAt":1793848172242,"url":"https://www.cve.org/CVERecord?id=CVE-2026-122319"}],"ssvc":null,"status":"published","title":"Kyverno before 1.19.2 Denial of Service via In/NotIn Operator Panic","updatedAt":1793848172242}