Maven/org.keycloak:keycloak-services CVE-2026-2603: high 8.1, EPSS 0.44%

Keycloak: Unauthorized authentication via disabled SAML Identity Provider

Action: Upgrade org.keycloak:keycloak-services to 26.5.5 or later.

Affected

Fixed versions

Sources

• osv: GHSA-x4p7-7chp-64hq
• https://nvd.nist.gov/vuln/detail/CVE-2026-2603
• https://github.com/keycloak/keycloak/issues/46911
• https://github.com/keycloak/keycloak/pull/46932
• https://github.com/keycloak/keycloak/commit/4fd5367e6cc28cfa68fb2240fc459c12b1fdbf2a
• https://github.com/keycloak/keycloak/commit/8ed7e59dc08d79751a27c23aadb590f06b43f132
• https://access.redhat.com/errata/RHSA-2026:3925
• https://access.redhat.com/errata/RHSA-2026:3926
• https://access.redhat.com/errata/RHSA-2026:3947
• https://access.redhat.com/errata/RHSA-2026:3948
• https://access.redhat.com/security/cve/CVE-2026-2603
• https://bugzilla.redhat.com/show_bug.cgi?id=2440300
• https://github.com/keycloak/keycloak
• https://github.com/keycloak/keycloak/commits/26.5.5

CVE-2026-2603 · published 2026-03-18T03:32:09Z · modified 2026-08-26T01:11:37.453123638Z · JSON