What’s Vulnerable › Vulnerabilities

CVE-2022-47633

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-12-23 · updated 2026-06-17
• Weakness: CWE-287

Description

An image signature validation bypass vulnerability in Kyverno 1.8.3 and 1.8.4 allows a malicious image registry (or a man-in-the-middle attacker) to inject unsigned arbitrary container images into a protected Kubernetes cluster. This is fixed in 1.8.5. This has been fixed in 1.8.5 and mitigations are available for impacted releases.

Affected products

• kyverno: 1.8.3, 1.8.4

References

• https://github.com/kyverno/kyverno/compare/v1.8.4...v1.8.5
• https://github.com/kyverno/kyverno/pull/5713
• https://github.com/kyverno/kyverno/releases/tag/v1.8.5
• https://github.com/kyverno/kyverno/security/advisories/GHSA-m3cq-xcx9-3gvm
• https://kyverno.io/docs/writing-policies/verify-images/
• https://github.com/kyverno/kyverno/compare/v1.8.4...v1.8.5
• https://github.com/kyverno/kyverno/pull/5713
• https://github.com/kyverno/kyverno/releases/tag/v1.8.5
• https://github.com/kyverno/kyverno/security/advisories/GHSA-m3cq-xcx9-3gvm
• https://kyverno.io/docs/writing-policies/verify-images/

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