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CVE-2026-8830 Keycloak: org.keycloak/keycloak-services: keycloak: policy bypass during webauthn credential registration via client-side javascript manipulation

🗓️ 19 May 2026 06:04:13Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 39 Views

Authenticated user can bypass Web Authentication policies by manipulating client side JavaScript; server validation fails.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-8830
19 May 202606:04
attackerkb
Circl
CVE-2026-8830
19 May 202609:21
circl
CNNVD
Keycloak 安全漏洞
19 May 202600:00
cnnvd
CVE
CVE-2026-8830
19 May 202606:04
cve
EUVD
EUVD-2026-30841
19 May 202606:04
euvd
Github Security Blog
Keycloak: Policy bypass during WebAuthn credential registration via client-side JavaScript manipulation
19 May 202609:31
github
NVD
CVE-2026-8830
19 May 202607:16
nvd
OSV
GHSA-G8VR-X4QH-25QG Keycloak: Policy bypass during WebAuthn credential registration via client-side JavaScript manipulation
19 May 202609:31
osv
OSV
MINI-4953-529J-CRV9
5 Jun 202616:52
osv
OSV
MINI-FM86-VX82-X4FH
5 Jun 202616:52
osv
Rows per page
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Keycloak 26.6",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhbk/keycloak-operator-bundle",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "26.6.3-3",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:build_keycloak:26.6::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Keycloak 26.6",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhbk/keycloak-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "26.6-6",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:build_keycloak:26.6::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Keycloak 26.6",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhbk/keycloak-rhel9-operator",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "26.6-6",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:build_keycloak:26.6::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Keycloak 26.6.3",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "defaultStatus": "unaffected",
    "packageName": "rhbk/keycloak-rhel9-operator",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:26.6::el9"
    ]
  }
]

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