What is CVE-2026-71467?

CVE-2026-71467 is a high-severity vulnerability in Red Hat Advanced Cluster Management For Kubernetes 2, classified under Improper Authentication. CVSS score: 7.5/10. Published 2026-08-11.

How severe is CVE-2026-71467?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Red Hat Advanced Cluster Management For Kubernetes 2

CVE-2026-71467

A flaw was found in search-v2-api. The authentication middleware in the affected component unconditionally skips authentication when a request includes an `Upgrade: websocket` header. An unauthenticated attacker can exploit this by sending…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Red Hat Advanced Cluster Management For Kubernetes 2

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking)

Frequently asked questions

What is CVE-2026-71467?: CVE-2026-71467 is a high-severity vulnerability in Red Hat Advanced Cluster Management For Kubernetes 2, classified under Improper Authentication. CVSS score: 7.5/10. Published 2026-08-11.
How severe is CVE-2026-71467?: High severity. CVSS v3 base score is 7.5 out of 10.