Security fixL5 · CriticalAwaiting reviewreviewer domain: Security

Kubernetes cluster hardening baseline

Security fix in kubernetes 1.30 — 3 claim(s).

Source: Kubernetes security advisories (Tier 1) · not yet reviewed

Proposed change · diff
# Kubernetes cluster hardening baseline
Apply pod-security admission, restrict privileged containers, and enable audit
logging on the API server. Keep the control plane patched to a supported minor.
+
+## Update — Security fix · kubernetes 1.30 (2026-07-24)
+
+- Security advisory CVE-2026-11111 (High severity) [1]
+- A vulnerability allows privilege escalation on clusters running Kubernetes 1.29.0 [1]
+- Security fix: upgrade to 1.30.3 or 1.29.7. As a mitigation, restrict access to the [1]
+
+_[1] Kubernetes security advisories — https://kubernetes.io/docs/reference/issues-security/official-cve-feed/ (retrieved 2026-07-25)._
Pipeline
  1. Retrieve— Fetched “CVE-2026-11111: privilege escalation via unvalidated admission”.
  2. Parse & normalize— Security advisory, 5 lines.
  3. Fingerprint— Content hash h-k8s-cve.
  4. Extract facts— 3 claim(s) extracted.
  5. Detect change— Classified as Security fix.
  6. Impact analysis— Affects “Kubernetes cluster hardening baseline”.
  7. Evidence check— Evidence from Tier 1 source.
  8. Generate proposal— Targeted append with citation.
  9. Validate— All validation stages passed.
  10. Risk & decision— Risk 5 · review.
Evidence (3 claims)

Security advisory CVE-2026-11111 (High severity)

Security fixTier 1conf 96%validated

kubernetes 1.30 · Security advisory · pub 2026-07-24 · retrieved 2026-07-25

https://kubernetes.io/docs/reference/issues-security/official-cve-feed/

A vulnerability allows privilege escalation on clusters running Kubernetes 1.29.0

Security fixTier 1conf 96%validated

kubernetes 1.30 · Security advisory · pub 2026-07-24 · retrieved 2026-07-25

https://kubernetes.io/docs/reference/issues-security/official-cve-feed/

Security fix: upgrade to 1.30.3 or 1.29.7. As a mitigation, restrict access to the

Security fixTier 1conf 96%validated

kubernetes 1.30 · Security advisory · pub 2026-07-24 · retrieved 2026-07-25

https://kubernetes.io/docs/reference/issues-security/official-cve-feed/