Description
A flaw was found in the redirect_uri validation logic in Keycloak. This issue may allow a bypass of otherwise explicitly allowed hosts. A successful attack may lead to an access token being stolen, making it possible for the attacker to impersonate other users.
Published: 2024-01-26
Score: 7.1 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Workaround

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-3249 A flaw was found in the redirect_uri validation logic in Keycloak. This issue may allow a bypass of otherwise explicitly allowed hosts. A successful attack may lead to an access token being stolen, making it possible for the attacker to impersonate other users.
Github GHSA Github GHSA GHSA-mpwq-j3xf-7m5w The redirect_uri validation logic allows for bypassing explicitly allowed hosts that would otherwise be restricted
History

Wed, 13 Nov 2024 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Redhat Build Keycloak Enterprise Linux Jboss Data Grid Jboss Enterprise Application Platform Jboss Enterprise Bpms Platform Jboss Enterprise Brms Platform Jboss Fuse Keycloak Migration Toolkit Applications Migration Toolkit For Applications Openshift Container Platform Openshift Container Platform For Ibm Z Openshift Container Platform For Linuxone Openshift Container Platform For Power Red Hat Single Sign On Rhosemc Serverless Single Sign-on
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2025-11-11T16:12:14.005Z

Reserved: 2023-11-24T18:16:45.923Z

Link: CVE-2023-6291

cve-icon Vulnrichment

Updated: 2024-08-02T08:28:21.867Z

cve-icon NVD

Status : Modified

Published: 2024-01-26T15:15:08.280

Modified: 2024-11-21T08:43:32.587

Link: CVE-2023-6291

cve-icon Redhat

Severity : Important

Publid Date: 2023-12-14T00:00:00Z

Links: CVE-2023-6291 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses