CVE-2025-11419 — Keycloak: keycloak tls client-initiated renegotiation denial of service
A flaw was found in Keycloak. This vulnerability allows an unauthenticated remote attacker to cause a denial of service (DoS) by repeatedly initiating TLS 1.2 client-initiated r…
Published: 2025-12-23 · CVSS: 7.5 · CVSS 3.1
A flaw was found in Keycloak. This vulnerability allows an unauthenticated remote attacker to cause a denial of service (DoS) by repeatedly initiating TLS 1.2 client-initiated renegotiation requests to exhaust server CPU resources, making the service unavailable.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7