CVE-2025-12110

MEDIUM

Keycloak < 26.4.3 - Insufficient Session Expiration via Offline Access Scope Removal

Title source: llm
STIX 2.1

Description

A flaw was found in Keycloak. An offline session continues to be valid when the offline_access scope is removed from the client. The refresh token is accepted and you can continue to request new tokens for the session. As it can lead to a situation where an administrator removes the scope, and assumes that offline sessions are no longer available, but they are.

References (7)

Core 7
Core References
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2025:21370
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2025:21371
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2025:22088
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2025:22089
Vendor Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2025-12110
Issue Tracking issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2406033

Scores

CVSS v3 5.4
EPSS 0.0025
EPSS Percentile 15.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-613
Status published
Products (8)
Keycloak/keycloak < 26.4.3
org.keycloak/keycloak-services 0 - 26.2.3Maven
Red Hat/Red Hat build of Keycloak 26.2 26.2-12
Red Hat/Red Hat build of Keycloak 26.2 26.2.11-1
Red Hat/Red Hat build of Keycloak 26.2.11
Red Hat/Red Hat build of Keycloak 26.4 26.4-3
Red Hat/Red Hat build of Keycloak 26.4 26.4.4-1
Red Hat/Red Hat build of Keycloak 26.4.4
Published Oct 23, 2025
Tracked Since Feb 18, 2026