Low severity3.1NVD Advisory· Published Mar 12, 2026· Updated Apr 2, 2026
CVE-2026-2366
CVE-2026-2366
Description
A flaw was found in Keycloak. An authorization bypass vulnerability in the Keycloak Admin API allows any authenticated user, even those without administrative privileges, to enumerate the organization memberships of other users. This information disclosure occurs if the attacker knows the victim's unique identifier (UUID) and the Organizations feature is enabled.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
@keycloak/keycloak-admin-clientnpm | <= 26.5.5 | — |
org.keycloak:keycloak-js-admin-clientMaven | <= 26.5.5 | — |
Affected products
2- ghsa-coords2 versions
<= 26.5.5+ 1 more
- (no CPE)range: <= 26.5.5
- (no CPE)range: <= 26.5.5
Patches
Vulnerability mechanics
References
7- github.com/advisories/GHSA-r8jr-wg88-fq5cghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-2366ghsaADVISORY
- access.redhat.com/errata/RHSA-2026:6477nvdWEB
- access.redhat.com/errata/RHSA-2026:6478nvdWEB
- access.redhat.com/security/cve/CVE-2026-2366nvdWEB
- bugzilla.redhat.com/show_bug.cginvdWEB
- github.com/keycloak/keycloak/issues/47062ghsaWEB
News mentions
0No linked articles in our index yet.