cvedb.io
CVE-2021-4133
HIGH · CVSS 8.8
EPSS exploitation probability: 0%
Published 2022-01-25T20:15:08.607 · Last modified 2026-06-17T04:19:05.610

Summary

A flaw was found in Keycloak in versions from 12.0.0 and before 15.1.1 which allows an attacker with any existing user account to create new default user accounts via the administrative REST API even when new user registration is disabled.

Affected products

redhat — keycloak

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.