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CVE-2026-3911

Org.keycloak.services.resources.admin.userresource: keycloak: information disclosure of disabled user attributes via administrative endpoint

CVSS 2.7 LOWEPSS 0.3%CWE-359
Vexday Risk Score
8Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 2.7EPSS 0.3%KEV nãoPoC Nuclei Metasploit Patch referenciado
Lifecycle
11 Mar 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

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