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CVE-2025-11419 Keycloak: keycloak tls client-initiated renegotiation denial of service

🗓️ 23 Dec 2025 20:42:38Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 58 Views

Keycloak flaw allows unauthenticated attackers to cause DoS via client renegotiations.

Related
Affected
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
euvd
EUVD
EUVD-2025-36356
23 Dec 202520:42
–euvd
github
Github Security Blog
Keycloak TLS Client-Initiated Renegotiation Denial of Service
27 Oct 202520:46
–github
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
Rows per page
[
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        "lessThan": "26.1.*",
        "versionType": "semver"
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        "status": "affected",
        "version": "26.2.0",
        "lessThan": "26.2.10",
        "versionType": "semver"
      },
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        "lessThan": "26.3.*",
        "versionType": "semver"
      },
      {
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        "version": "26.4.0",
        "lessThan": "26.4.1",
        "versionType": "semver"
      }
    ],
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    ],
    "cpes": [
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    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Keycloak 26.2.10",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
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    "packageName": "keycloak-server",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:26.2::el9"
    ]
  }
]

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