CVE-2025-14243

Name: CVE-2025-14243
Creator: NVD / NIST
Published: 2026-04-08T17:20:25.247+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.29%

Last modified Jun 17, 2026

CVE-2025-14243 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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 creation.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

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 creation.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.29%

20.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-209

Affected Software

Vendor	Product	Versions
Redhat	Mirror Registry For Red Hat Openshift	All versions
Redhat	Mirror Registry For Red Hat Openshift	2.0

References

https://access.redhat.com/security/cve/CVE-2025-14243Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2419829Issue Tracking, Vendor Advisory

Timeline

Published: Apr 8, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-14243?

How severe is CVE-2025-14243?

CVE-2025-14243 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.

How do I fix CVE-2025-14243?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-14243?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST