LOW2.7
GHSA-xh32-c9wx-phrp
Keycloak: Information disclosure of disabled user attributes via administrative endpoint
Details
A flaw was found in Keycloak. An authenticated user with the view-users role could exploit a vulnerability in the UserResource component. By accessing a specific administrative endpoint, this user could improperly retrieve user attributes that were configured to be hidden. This unauthorized information disclosure could expose sensitive user data.
Are you affected?
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Affected packages
Maven/org.keycloak:keycloak-services
Introduced in:
0No fixed version published yet for org.keycloak:keycloak-services (maven). Pin to a known-safe version or switch to an alternative.
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-3911[ADVISORY]
- https://github.com/keycloak/keycloak/issues/46922[WEB]
- https://github.com/keycloak/keycloak/pull/46923[WEB]
- https://github.com/keycloak/keycloak/commit/215bc1e27230f2a66670ed70262248b5f5254eb9[WEB]
- https://access.redhat.com/errata/RHSA-2026:6477[WEB]
- https://access.redhat.com/errata/RHSA-2026:6478[WEB]
- https://access.redhat.com/security/cve/CVE-2026-3911[WEB]
- https://bugzilla.redhat.com/show_bug.cgi?id=2446392[WEB]
- https://github.com/keycloak/keycloak[PACKAGE]