CVE-2024-8883

MEDIUM 6.1

Keycloak: vulnerable redirect uri validation results in open redirec

CVSS Score

6.1

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-601
Published	Sep 19, 2024
Last Updated	Apr 1, 2026

Stay Ahead of the Next One

Get instant alerts for

Be the first to know when new medium vulnerabilities are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

Red Hat / Red Hat Build of Keycloak

All versions affected

Red Hat / Red Hat Build of Keycloak

All versions affected

Red Hat / Red Hat build of Keycloak 22

All versions affected

Red Hat / Red Hat build of Keycloak 22

All versions affected

Red Hat / Red Hat build of Keycloak 22

All versions affected

Red Hat / Red Hat build of Keycloak 24

All versions affected

Red Hat / Red Hat build of Keycloak 24

All versions affected

Red Hat / Red Hat build of Keycloak 24

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9

All versions affected

Red Hat / Red Hat Single Sign-On 7

All versions affected

Red Hat / Red Hat Single Sign-On 7.6 for RHEL 7

All versions affected

Red Hat / Red Hat Single Sign-On 7.6 for RHEL 8

All versions affected

Red Hat / Red Hat Single Sign-On 7.6 for RHEL 9

All versions affected

Red Hat / RHEL-8 based Middleware Containers

All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗

access.redhat.com: https://access.redhat.com/errata/RHSA-2024:10385 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:10386 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6878 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6879 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6880 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6882 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6886 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6887 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6888 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6889 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:6890 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:8823 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:8824 access.redhat.com: https://access.redhat.com/errata/RHSA-2024:8826 access.redhat.com: https://access.redhat.com/security/cve/CVE-2024-8883 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2312511 github.com: https://github.com/keycloak/keycloak/blob/main/services/src/main/java/org/keycloak/protocol/oidc/utils/RedirectUtils.java

Credits

Red Hat would like to thank Karsten Meyer zu Selhausen and Niklas Conrad for reporting this issue.