Medium [CVE-2025-0604] Keycloak-ldap-federation: authentication bypass due to missing ldap bind after password reset in keycloak
This medium-severity Red Hat Linux advisory covers CVE-2025-0604 affecting Red Hat build of Keycloak 26.0, Red Hat Single Sign-On 7.
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Summary
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.
Affected products named by the advisory: Red Hat build of Keycloak 26.0; Red Hat Single Sign-On 7.
- before 26.0.10
- before 26.1.3
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
- 26.0.10
- 26.1.3
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation
Upgrade to a fixed release: 26.0.10, 26.1.3. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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