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Back to active CVEs
High · CVSS 8.7CVE-2026-122315

Kyverno before 1.19.2 Image Verification Bypass via Attestation Type PanicCVE-2026-122315

Answer in brief

CVE-2026-122315 records a High severity (CVSS 8.7) vulnerability in Kyverno before 1.19.2 Image Verification Bypass via Attestation Type Panic. The current sources do not mark it as known exploited. The current feed maps kyverno/kyverno (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 5, 2026Updated Nov 5, 2026Source checked Nov 5, 2026First seen by HOL Nov 5, 2026Material review Nov 5, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.7
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 8.7. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps kyverno/kyverno (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
kyverno/kyvernogeneric>=0 <1.19.21.19.2

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for kyverno/kyverno.
  2. 2Review the reported fix. Update kyverno/kyverno to 1.19.2 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Nov 5, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 5, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 5, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • Source referencevulncheck.com
Upstream source description

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.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • Kyverno before 1.19.2 Privilege Escalation via Generate Rule Permission CheckSame kyverno/kyverno package
  • Kyverno 1.17.0 before 1.19.2 Cross-Namespace Resource Overwrite via NamespacedMutatingPolicySame kyverno/kyverno package
  • Kyverno 1.17.0 before 1.19.2 Privilege Escalation via CleanupPolicy Context LoaderSame kyverno/kyverno package
  • Kyverno before 1.19.2 Denial of Service via Nested Variable Substitution LoopSame kyverno/kyverno package
  • Kyverno before 1.19.2 Denial of Service via Exponential-Time Wildcard MatchingSame kyverno/kyverno package
  • Kyverno before 1.19.2 Policy Bypass via admissionpolicygenerator PolicyException HandlingSame kyverno/kyverno package

Record context

Vulnerability class
Missing Auth
EPSS
Not reported
CWE IDs
CWE-248
Source
CVE List V5
Source checked
Nov 5, 2026
References
2 linked sources
Open source record