Vulnerability 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.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Build Of Keycloak | - |
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2026:6477Vendor Advisory
- https://access.redhat.com/errata/RHSA-2026:6478Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2026-3911Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2446392Issue Tracking
FAQ
What is CVE-2026-3911?
CVE-2026-3911 is a vulnerability with a CVSS score of 2.7 (LOW). 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 cou...
How severe is CVE-2026-3911?
CVE-2026-3911 has been rated LOW with a CVSS base score of 2.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-3911?
Check the references section above for vendor advisories and patch information. Affected products include: Redhat Build Of Keycloak.