Lack of data validation In org.keycloak:keycloak-core

Description

Duplicate Advisory: Keycloak user may register themselves with same email ID of any existing user

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-4vc8-pg5c-vg4x. This link is maintained to preserve external references.

Original Description

A flaw was found in keycloak where an attacker is able to register himself with the username same as the email ID of any existing user. This may cause trouble in getting password recovery email in case the user forgets the password.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem
Package
Affected version