CVE-2026-4366 | BDVDB-2026-320973 Detail

Description#

A flaw was identified in Keycloak, an identity and access management solution, where it improperly follows HTTP redirects when processing certain client configuration requests. This behavior allows an attacker to trick the server into making unintended requests to internal or restricted resources. As a result, sensitive internal services such as cloud metadata endpoints could be accessed. This issue may lead to information disclosure and enable attackers to map internal network infrastructure.

Impact#

Weaknesses#

References#

Exploit#

History#

1. Version 12026-03-18Record published in the CVE List.
2. Version 22026-06-09Most recent update recorded in the CVE List.