What is CVE-2026-16242?

CVE-2026-16242 is a critical-severity vulnerability in Red Hat Logging Subsystem For Openshift, classified under Missing Authentication for Critical Function. CVSS score: 9.4/10. Published 2026-07-20.

How severe is CVE-2026-16242?

Critical severity. CVSS v3 base score is 9.4 out of 10.

Auth bypass in Red Hat Logging Subsystem For Openshift

CVE-2026-16242

A flaw was found in the Konnectivity proxy-server configuration for hosted control planes. The agent-facing listener was started without --cluster-ca-cert (and without token-based agent authentication), so client certificates were not vali…

Vulnerability class: Broken Authentication

EPSS: 0.004 (29.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.4 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L.

Affected products

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

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

Frequently asked questions

What is CVE-2026-16242?: CVE-2026-16242 is a critical-severity vulnerability in Red Hat Logging Subsystem For Openshift, classified under Missing Authentication for Critical Function. CVSS score: 9.4/10. Published 2026-07-20.
How severe is CVE-2026-16242?: Critical severity. CVSS v3 base score is 9.4 out of 10.