What is CVE-2025-14243?

CVE-2025-14243 is a medium-severity vulnerability in Red Hat Mirror Registry For Openshift, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2026-04-08.

How severe is CVE-2025-14243?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Red Hat Mirror Registry For Openshift

CVE-2025-14243

A flaw was found in the OpenShift Mirror Registry. This vulnerability allows an unauthenticated, remote attacker to enumerate valid usernames and email addresses via different error messages during authentication failures and account creat…

EPSS: 0.001 (23.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

CWE-209 — Generation of Error Message Containing Sensitive Information

References

access.redhat.com/security/cve/CVE-2025-14243 (vdb-entry, x_refsource_REDHAT)
RHBZ#2419829 (issue-tracking, x_refsource_REDHAT)

Frequently asked questions

What is CVE-2025-14243?: CVE-2025-14243 is a medium-severity vulnerability in Red Hat Mirror Registry For Openshift, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2026-04-08.
How severe is CVE-2025-14243?: Medium severity. CVSS v3 base score is 5.3 out of 10.