CVE-2026-4634
1 advisory.
Maven/org.keycloak:keycloak-services CVE-2026-4634: high 7.5
Keycloak: Application-Level DoS via Scope Processing
Action: Upgrade org.keycloak:keycloak-services to 26.5.7 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 26.5.7 | - |
Fixed versions
| 26.5.7 |
Sources
- osv: GHSA-h4wv-g838-66g3
- https://nvd.nist.gov/vuln/detail/CVE-2026-4634
- https://github.com/keycloak/keycloak/issues/47716
- https://github.com/keycloak/keycloak/commit/b455ee4f28abb6f2120aff72fd179589cc5267a0
- https://access.redhat.com/errata/RHSA-2026:6475
- https://access.redhat.com/errata/RHSA-2026:6476
- https://access.redhat.com/errata/RHSA-2026:6477
- https://access.redhat.com/errata/RHSA-2026:6478
- https://access.redhat.com/security/cve/CVE-2026-4634
- https://bugzilla.redhat.com/show_bug.cgi?id=2450250
- https://github.com/keycloak/keycloak
CVE-2026-4634 · published · modified · JSON