CVE-2023-6291

Keycloak: redirect_uri validation bypass

HIGH 7.1

En bref

Source: NVD
EPSS: EPSS 0.95 % · centile 61 (2026-10-28)
État: PUBLISHED
Publiée: 2024-01-26 14:23 UTC
Mise à jour: 2026-09-22 03:27 UTC
Attribuée par: redhat
Statut NVD: Modified

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.

Faiblesses (CWE)

CWE-601 — Redirection d'URL vers un site non fiable (redirection ouverte)

Références

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	HIGH 7.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L	redhat
CVSS 3.1	HIGH 7.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L	NVD · secalert@redhat.com (Secondary)
CVSS 3.1	HIGH 7.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L	NVD · nvd@nist.gov (Primary)

Avis

GHSA-mpwq-j3xf-7m5w — The redirect_uri validation logic allows for bypassing explicitly allowed hosts that would otherwise be restricted

Références européennes

ENISA EUVD · EUVD-2023-3249
GCVE · GCVE-0-2023-6291

Configurations affectées (CPE NVD)

cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:* < 22.0.7
cpe:2.3:a:redhat:single_sign-on:-:*:*:*:text-only:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:4.11:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:4.12:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_ibm_z:4.9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_ibm_z:4.10:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_linuxone:4.9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_linuxone:4.10:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_power:4.9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform_for_power:4.10:*:*:*:*:*:*:*
cpe:2.3:a:redhat:single_sign-on:7.6:*:*:*:*:*:*:*
cpe:2.3:a:redhat:migration_toolkit_for_applications:6.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:migration_toolkit_for_applications:7.0:*:*:*:*:*:*:*

Produits affectés

Produit	Versions
Red Hat · Red Hat build of Keycloak 22	unaffected 22.0.7-1 < *
Red Hat · Red Hat build of Keycloak 22	unaffected 22-6 < *
Red Hat · Red Hat build of Keycloak 22	unaffected 22-9 < *
Red Hat · Red Hat build of Keycloak 22.0.7
Red Hat · Red Hat Single Sign-On 7
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 7	unaffected 0:18.0.11-2.redhat_00003.1.el7sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 7	unaffected 0:18.0.12-1.redhat_00001.1.el7sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 8	unaffected 0:18.0.11-2.redhat_00003.1.el8sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 8	unaffected 0:18.0.12-1.redhat_00001.1.el8sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 9	unaffected 0:18.0.11-2.redhat_00003.1.el9sso < *
Red Hat · Red Hat Single Sign-On 7.6 for RHEL 9	unaffected 0:18.0.12-1.redhat_00001.1.el9sso < *
Red Hat · RHEL-8 based Middleware Containers	unaffected 7.6-38 < *
Red Hat · RHEL-8 based Middleware Containers	unaffected 7.6.6-2 < *
Red Hat · RHEL-8 based Middleware Containers	unaffected 7.6-41 < *
Red Hat · Single Sign-On 7.6.6
Red Hat · Migration Toolkit for Applications 6
Red Hat · Migration Toolkit for Applications 7
Red Hat · OpenShift Serverless
Red Hat · Red Hat Data Grid 8
Red Hat · Red Hat Decision Manager 7

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD