CVE-2024-8883: Red Hat Build Of Keycloak

Medium severity, CVSS 6.1. EPSS: 2.1% chance of exploitation in the next 30 days.

A misconfiguration flaw was found in Keycloak. This issue can allow an attacker to redirect users to an arbitrary URL if a 'Valid Redirect URI' is set to http://localhost or http://127.0.0.1, enabling sensitive information such as authorization codes to be exposed to the attacker, potentially leading to session hijacking.

Affected products

• Red Hat Build Of Keycloak: affected versions not specified
• Red Hat Openshift Container Platform: version 4.11 only; version 4.12 only
• Red Hat Openshift Container Platform For IBM Z: version 4.9 only; version 4.10 only
• Red Hat Openshift Container Platform For Linuxone: version 4.9 only; version 4.10 only
• Red Hat Openshift Container Platform For Power: version 4.9 only; version 4.10 only
• Red Hat Single Sign-On: affected versions not specified; version 7.6 only

Published 2024-09-19. Last modified 2026-08-04.