CVE-2025-11419
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.
- CVSS 3.1
- 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS
- 0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-25)
- CWE
- CWE-770
- Published
- Modified
- Record from
- the NVD, synced
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-q8hq-4h99-fj7x | Maven | org.keycloak:keycloak-quarkus-dist | <26.0.16 | 26.0.16 |
| GHSA-q8hq-4h99-fj7x | Maven | org.keycloak:keycloak-quarkus-dist | >=26.1.0 <26.2.10 | 26.2.10 |
| GHSA-q8hq-4h99-fj7x | Maven | org.keycloak:keycloak-quarkus-dist | >=26.3.0 <26.4.1 | 26.4.1 |