CVE-2025-14243 — MEDIUM (5.3)

Vulnerability 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.

CVSS Score

5.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Redhat	Mirror Registry For Red Hat Openshift	-

Related Weaknesses (CWE)

CWE-209

References

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

FAQ

What is CVE-2025-14243?

CVE-2025-14243 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 au...

How severe is CVE-2025-14243?

CVE-2025-14243 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-14243?

Check the references section above for vendor advisories and patch information. Affected products include: Redhat Mirror Registry For Red Hat Openshift.