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Keycloak TLS Client-Initiated Renegotiation Denial of Service

🗓️ 27 Oct 2025 20:46:54Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 27 Views

Keycloak DoS from client-initiated TLS renegotiation; fix with -Djdk.tls.rejectClientInitiatedRenegotiation=true.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2025-11419
23 Dec 202522:07
–circl
cnnvd
CNNVD
Keycloak security vulnerabilities
23 Dec 202500:00
–cnnvd
cve
CVE
CVE-2025-11419
23 Dec 202520:42
–cve
cvelist
Cvelist
CVE-2025-11419 Keycloak: keycloak tls client-initiated renegotiation denial of service
23 Dec 202520:42
–cvelist
euvd
EUVD
EUVD-2025-36356
23 Dec 202520:42
–euvd
mend
Mend
CVE-2025-11419
23 Dec 202520:42
–mend
nvd
NVD
CVE-2025-11419
23 Dec 202521:15
–nvd
osv_ghsa
osv_ghsa
GHSA-Q8HQ-4H99-FJ7X Keycloak TLS Client-Initiated Renegotiation Denial of Service
27 Oct 202520:46
–osv_ghsa
ptsecurity
Positive Technologies
PT-2025-44075
27 Oct 202500:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2025-11419: Allocation of Resources Without Limits or Throttling
23 Dec 202500:00
–rapid7
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Vulners
Node
OR
org.keycloakkeycloak-quarkus-distRange26.3.0–26.4.1maven
org.keycloakkeycloak-quarkus-distRange26.1.0–26.2.10maven

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24 Apr 2026 21:02Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
EPSS0.00718
SSVC
27