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TI-2023-16368 Aliases CVE-2023-33191GHSA-33hq-f2mf-jm3c

kyverno seccomp control can be circumvented

Priority LOW 39CWE-284Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-284.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00485 42nd percentileScored 2026-11-07
Fix Fixed kyverno (kyverno): 1.9.4github.com/kyverno/kyverno (Go): 1.9.4

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
kyvernokyverno1.9.2 to before 1.9.41.9.4Patch availableCNA
—github.com/kyverno/kyverno (Go)1.9.2 to before 1.9.41.9.4Patch availableGHSA-33hq-f2mf-jm3c
  • kyverno Vendorkyverno Affected 1.9.2 to before 1.9.4 Fixed in 1.9.4 Patch available CNA
  • github.com/kyverno/kyverno (Go) Vendor— Affected 1.9.2 to before 1.9.4 Fixed in 1.9.4 Patch available GHSA-33hq-f2mf-jm3c

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:nirmata:kyverno:*:*:*:*:*:*:*:*1.9.2 to before 1.9.4VulnerableNirmata
  • cpe:2.3:a:nirmata:kyverno:*:*:*:*:*:*:*:* Versions 1.9.2 to before 1.9.4 Vulnerable ·Nirmata

Remediation

  • Fix · CNA kyverno (kyverno) Fixed in 1.9.4
  • Fix · GHSA-33hq-f2mf-jm3c github.com/kyverno/kyverno (Go) Fixed in 1.9.4 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-33191
  2. 2026-10-03 Alias added: GHSA-33hq-f2mf-jm3c

References

Advisory 2

Other 3

  • TI-2024-32618 Kyverno's PolicyException objects can be created in any namespace by default CVSS 4.0HIGH 8.7
  • TI-2026-57895 Kyverno before v1.13.0 Policy Bypass via Multiple Exceptions CVSS 4.0CRITICAL 9.4
  • TI-2026-39369 Missing authorization in kyverno CVSS 3.1CRITICAL 9.6
  • TI-2026-17733 Kyverno Cross-Namespace Privilege Escalation via Policy apiCall CVSS 3.1CRITICAL 10.0
  • TI-2026-29924 Kyverno: ServiceAccount token leaked to external servers via apiCall service URL CVSS 3.1CRITICAL 9.1
  • TI-2026-29524 kyverno apicall servicecall implicit bearer token injection leaks kyverno serviceaccount token CVSS 3.1HIGH 8.1
See all 52 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences