CVE-2026-3911

low Red Hat
CVSS v3 Base Score
2.7
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
EPSS Score
0.0%
Exploitation probability in 30 days
Top 93% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Published: March 11, 2026 (64 days ago)
Last Modified: March 11, 2026
Vendor: Red Hat
Source: REDHAT

Description

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.

CWE

CWE-359

Affected Products

Red Hat Build of Keycloak

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov