CVE-2026-9088Keycloak: keycloak: information disclosure due to user profile permission bypass
Updated under an hour ago ()
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
Free account, 1 product
A flaw was found in org.keycloak.services. An administrator with delegated access to read group memberships and users can bypass user profile permissions by accessing the group members endpoint. This allows the administrator to view user attributes that are explicitly configured to be denied, leading to information disclosure.
- 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-1220
- 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
- Awaiting Analysis
- Record last updated
- Jun 26, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Red Hat Red Hat build of Keycloak 26.4 redhat:build_keycloak | from 26.4.13-1 not affected | CNA record |
References
- https://access.redhat.com/errata/RHSA-2026:25097vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:25098vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:30049vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2026:30050vendor-advisory, x-refsource-redhat
- https://access.redhat.com/security/cve/CVE-2026-9088vdb-entry, x-refsource-redhat
- https://bugzilla.redhat.com/show_bug.cgi?id=2480179issue-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.