CVE-2026-18571 in Keycloakinfo

Summary

by MITRE • 08/02/2026

A flaw was found in the user creation component of Keycloak when Fine-Grained Admin Permissions V2 (FGAP V2) is enabled. This issue allows a sub-administrator with permission to create users to add those users to any group, even groups the sub-administrator is not authorized to manage. This could lead to unauthorized access to sensitive information or elevated privileges for the newly created users.

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Responsible

Redhat

Reservation

08/02/2026

Disclosure

08/02/2026

Moderation

accepted

CPE

ready

EPSS

0.00000

KEV

no

Activities

low

Sources

MITREhttps://www.cve.org/CVERecord?id=CVE-2026-18571
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-18571
CVE Detailshttps://www.cvedetails.com/cve/CVE-2026-18571/

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