Lucene search
K

CVE-2026-4633 Keycloak: keycloak: user enumeration via differential error messages

🗓️ 23 Mar 2026 10:53:35Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 22 Views

Keycloak permits user enumeration via differential login errors when Organizations are enabled

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-4633
23 Mar 202610:53
attackerkb
Chainguard
CVE-2026-4633 vulnerabilities
5 Apr 202601:17
cgr
Circl
CVE-2026-4633
23 Mar 202612:42
circl
CNNVD
Keycloak 安全漏洞
23 Mar 202600:00
cnnvd
CVE
CVE-2026-4633
23 Mar 202610:53
cve
EUVD
EUVD-2026-14400
23 Mar 202612:30
euvd
Github Security Blog
Keycloak's identity-first login flow exposes user information
23 Mar 202612:30
github
NVD
CVE-2026-4633
23 Mar 202611:16
nvd
OSV
CGA-63MH-P78V-HJ5P
4 Apr 202618:15
osv
OSV
GHSA-RHGQ-F8X5-J2JC Keycloak's identity-first login flow exposes user information
23 Mar 202612:30
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:"
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation