CVE-2025-14243
Mirror-registry: openshift mirror registry: user enumeration via authentication error messages
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-209 |
| Vendor | red hat |
| Product | mirror registry for red hat openshift |
| Published | Apr 8, 2026 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
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 Versions
Red Hat / mirror registry for Red Hat OpenShift
All versions affected Red Hat / mirror registry for Red Hat OpenShift 2
All versions affected References
Credits
Red Hat would like to thank Antony Di Scala and Michael Whale for reporting this issue.