CVE-2026-122315

HIGH 7.5

Kyverno before 1.19.2 Image Verification Bypass via Attestation Type Panic

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-248
Vendor	kyverno
Product	kyverno
Published	Nov 5, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

kyverno / kyverno

0 < 1.19.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/kyverno/kyverno/security/advisories/GHSA-24cc-9745-hxfc vulncheck.com: https://www.vulncheck.com/advisories/kyverno-before-1.19.2-image-verification-bypass-via-attestation-type-panic

Credits

r0binak