CVE-2025-14243CWE-209

Mirror-registry: openshift mirror registry: user enumeration via authentication error messages

Medium · published April 8, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
20.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00287 · 20.2th percentile
Weakness
CWE-209 · Generation of Error Message Containing Sensitive Information
Published
2026-04-08T16:41Z
EPSS history
Timeline
  • 08 APR 16:41Z
    Mirror-registry: openshift mirror registry: user enumeration via authentication error messages
    cvelistv5