CVE-2026-4633

ADVISORY - github

Summary

A flaw was found in Keycloak. A remote attacker can exploit differential error messages during the identity-first login flow when Organizations are enabled. This vulnerability allows an attacker to determine the existence of users, leading to information disclosure through user enumeration.

EPSS Score: 0.00049 (0.153)

Common Weakness Enumeration (CWE)

ADVISORY - nist

Generation of Error Message Containing Sensitive Information

ADVISORY - github

Generation of Error Message Containing Sensitive Information


NIST

CREATED

UPDATED

ADVISORY IDCVE-2026-4633
EXPLOITABILITY SCORE

2.2

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)

CVSS SCORE

3.7low

GitHub

CREATED

UPDATED

EXPLOITABILITY SCORE

2.2

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)

CVSS SCORE

3.7low