CVE-2026-10533 — MEDIUM (5.0)

Vulnerability Description

A flaw was found in OpenShift Container Platform. Completed pods with restartPolicy: Never do not count toward ResourceQuota pod limits, and Kubernetes events are not quota-scoped. A non-privileged user who can create pods in a namespace can exploit this to generate a large volume of events that accumulate in etcd, causing API server performance degradation across the cluster.

CVSS Score

5.0

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Redhat	Openshift Container Platform	4.0

Related Weaknesses (CWE)

CWE-770

References

https://access.redhat.com/security/cve/CVE-2026-10533Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2483727Permissions Required

FAQ

What is CVE-2026-10533?

CVE-2026-10533 is a vulnerability with a CVSS score of 5.0 (MEDIUM). A flaw was found in OpenShift Container Platform. Completed pods with restartPolicy: Never do not count toward ResourceQuota pod limits, and Kubernetes events are not quota-scoped. A non-privileged us...

How severe is CVE-2026-10533?

CVE-2026-10533 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-10533?

Check the references section above for vendor advisories and patch information. Affected products include: Redhat Openshift Container Platform.