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CVE-2025-13881

Org.keycloak.services.resources.admin: keycloak: limited administrator can retrieve sensitive user attributes via admin api

Published: Feb 2, 2026Updated: Feb 10, 2026 Sources: CVE List NVD GHSACWE-266
NVD MITRE
2.7CVSSLOW
EPSS Score
0.4%
Top 71.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A flaw was found in Keycloak Admin API. This vulnerability allows an administrator with limited privileges to retrieve sensitive custom attributes via the /unmanagedAttributes endpoint, bypassing User Profile visibility settings.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-266

Affected Products

Red Hat build of Keycloak 26.4Red Hat
On-premWeb App
Web & CMS Plugins
Red Hat build of Keycloak 26.4.9Red Hat
On-prem
Operating Systems / linux-distro
org.keycloak:keycloak-servicesMavenOSS Libraries
red hatcommercialUSOperating Systemsaka red hat
mavenpackage-ecosystemOSS Libraries

Exploitability

Official Patch Available
Workaround Available

References

https://access.redhat.com/errata/RHSA-2026:2365
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:2366
access.redhat.com
https://access.redhat.com/security/cve/CVE-2025-13881
access.redhat.com
and 7 more references View all →

Timeline

Published
Feb 2, 2026
Last Updated
Feb 10, 2026

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