Low 2.7Published Feb 2, 2026

CVE-2025-13881Org.keycloak.services.resources.admin: keycloak: limited administrator can retrieve sensitive user attributes via admin api

Updated under an hour ago (Oct 28, 2026, 7:40 AM ET)

Does this affect you?

It affects Red Hat build of Keycloak 26.4. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Red Hat build of Keycloak 26.4

Exploited in the last 30 days

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: 2.7 LOW (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE): CWE-266
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: redhat
NVD analysis: Deferred
Record last updated: Feb 9, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Red Hat Red Hat build of Keycloak 26.4 redhat:build_keycloak	from 26.4.9-1 not affected	CNA record

References

References

https://access.redhat.com/errata/RHSA-2026:2365	vendor-advisory, x-refsource-redhat
https://access.redhat.com/errata/RHSA-2026:2366	vendor-advisory, x-refsource-redhat
https://access.redhat.com/security/cve/CVE-2025-13881	vdb-entry, x-refsource-redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2418330	issue-tracking, x-refsource-redhat

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.