CVE-2023-33191: Nirmata Kyverno

High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Kyverno is a policy engine designed for Kubernetes. Kyverno seccomp control can be circumvented. Users of the podSecurity `validate.podSecurity` subrule in Kyverno 1.9.2 and 1.9.3 are vulnerable. This issue was patched in version 1.9.4.

Affected products

• Nirmata Kyverno: from 1.9.2, before 1.9.4 (fixed in 1.9.4)

Published 2023-05-30. Last modified 2026-06-17.