CVE-2026-10533

🔶 medium

Summary

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

EPSS Score

0.1

Exploit Probability

Published Date

2026-06-01

First Seen: 2026-06-02

📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 19.3% of all 326,604 vulnerabilities in our database.

#263,468

Below average severity

Severity Percentile

🎯 CISA SSVC Assessment Updated: Jun 2, 2026

🔍 Exploitation Status

None

No known exploits

⚙️ Automatable

Requires human interaction

💥 Technical Impact

Partial

Limited system impact

🏆 Discovered By

Red Hat would like to thank Chris Sinclair for reporting this issue.

SSVC data provided by CISA

Last Modified 2026-06-08

Source NVD 🔗

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

CWE IDs (Weakness Types)

CWE-770

📦 Affected Products 1

Vendor	Product	Status	Affected Versions
redhat	openshift_container_platform	Affected	v4.0

🔗 References 2

https://access.redhat.com/security/cve/CVE-2026-10533

Vendor Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=2483727

Permissions Required

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-1784	⚠️ high	8.8	0.0	The Route OpenShift resource allows to define routes to make pods reachable at a subdomain through HAProxy. It was found...	2026-06-02
CVE-2026-42965	⚠️ high	7.7	0.0	A flaw was found in the OpenShift Router. A user with EndpointSlice write access can exploit this vulnerability by creat...	2026-05-29
CVE-2026-46579	⚠️ high	7.4	0.0	A flaw was found in the OpenShift Router. When a Route has `insecureEdgeTerminationPolicy` set to Allow, the HTTP fronte...	2026-05-29
CVE-2026-4408	⛔ critical	9.0	0.8	A flaw was found in Samba. A remote attacker can exploit a misconfiguration in Samba file servers and classic domain con...	2026-05-28
CVE-2026-3012	⚠️ high	8.0	0.0	A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is ena...	2026-05-27
CVE-2026-1933	⚠️ high	7.1	0.1	A flaw was found in Samba’s handling of NTFS-style reparse points on shares configured with read only = yes. Due to mi...	2026-05-27

These CVEs affect the same products