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CVE-2026-9793 Keycloak: keycloak: security policy bypass in jwe-encrypted request object processing

🗓️ 28 May 2026 03:44:17Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 39 Views

Keycloak JWE request objects bypass signature policy, enabling unsigned claims in OpenID Connect.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-9793
28 May 202603:44
attackerkb
Circl
CVE-2026-9793
28 May 202606:57
circl
CNNVD
Keycloak 数据伪造问题漏洞
28 May 202600:00
cnnvd
CVE
CVE-2026-9793
28 May 202603:44
cve
EUVD
EUVD-2026-32707
28 May 202603:44
euvd
Github Security Blog
Keycloak has an Improper Verification of Cryptographic Signature issue
28 May 202606:31
github
NVD
CVE-2026-9793
28 May 202605:16
nvd
OSV
GHSA-P3V8-FM5P-V84H Keycloak has an Improper Verification of Cryptographic Signature issue
28 May 202606:31
osv
OSV
MINI-GV76-RVVC-9GPW
9 Jul 202619:40
osv
OSV
MINI-J3JM-973V-9Q3C
9 Jul 202619:40
osv
Rows per page
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rhbk/keycloak-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  }
]

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