Vulnerability in Kyverno
CVE-2026-122315
Kyverno before 1.19.2 contains an unchecked type assertion in buildStatementMap that allows unauthenticated attackers to crash the policy engine via crafted attestation statements. Attackers can push an OCI referrer manifest with a non-string type field to bypass image verification under failurePolicy Ignore or crash-loop the reports-controller.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/kyverno/kyverno/security/advisories/GHSA-24cc-9745-hxfc (vendor-advisory)
- www.vulncheck.com/advisories/kyverno-before-1.19.2-image-verification-bypass-vi… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-122315?
- CVE-2026-122315 is a high-severity vulnerability in Kyverno, classified under CWE-248. CVSS score: 7.5/10. Published 2026-11-05.
- How severe is CVE-2026-122315?
- High severity. CVSS v3 base score is 7.5 out of 10.