CVE-2025-13467
MEDIUMOrg.keycloak Keycloak-ldap-federation - Insecure Deserialization
Title source: ruleDescription
A flaw was found in the Keycloak LDAP User Federation provider. This vulnerability allows an authenticated realm administrator to trigger deserialization of untrusted Java objects via a malicious LDAP server configuration.
References (8)
Core 8
Core References
Issue Tracking
https://github.com/keycloak/keycloak/issues/44478
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2025:22089
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-2025:22090
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2025:22091
Vendor Advisory vdb-entry
x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2025-13467
Issue Tracking issue-tracking
x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2416038
Scores
CVSS v3
5.5
EPSS
0.0006
EPSS Percentile
19.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-502
Status
published
Products (9)
Keycloak/Keycloak
< 26.4.6
org.keycloak/keycloak-ldap-federation
26.3.0 - 26.4.6Maven
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
26.4-5
Red Hat/Red Hat build of Keycloak 26.4
26.4-6
Red Hat/Red Hat build of Keycloak 26.4
26.4.6-1
Red Hat/Red Hat build of Keycloak 26.4.6
Published
Nov 25, 2025
Tracked Since
Feb 18, 2026