Auth bypass in Red Hat Build Of Keycloak
CVE-2025-0604
A flaw was found in Keycloak. When an Active Directory user resets their password, the system updates it without performing an LDAP bind to validate the new credentials against AD. This vulnerability allows users whose AD accounts are expired or disabled to regain access in Keycloak, bypassing AD restrictions. The issue enables authentication bypass and could allow unauthorized access under certain conditions.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.006 (46.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Red Hat Build Of Keycloak
- Red Hat Build Of Keycloak 26.0 — versions 26.0.10-3, 26.0-11, 26.0-12
- Red Hat Single Sign-On 7
Weakness classification (CWE)
References
- access.redhat.com/errata/RHSA-2025:2544 (vendor-advisory)
- access.redhat.com/errata/RHSA-2025:2545 (vendor-advisory)
- access.redhat.com/security/cve/CVE-2025-0604 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking)
Frequently asked questions
- What is CVE-2025-0604?
- CVE-2025-0604 is a medium-severity vulnerability in Red Hat Build Of Keycloak, classified under Improper Authentication. CVSS score: 5.4/10. Published 2025-01-22.
- How severe is CVE-2025-0604?
- Medium severity. CVSS v3 base score is 5.4 out of 10.