CVE-2026-2366: redhat build of keycloak

csirt@kutim:~/threat-intel/cve/CVE-2026-2366

CVSS 3.1 · Low EPSS 0,27%

Kerentanan Authorization Bypass Through User-Controlled Key pada redhat build of keycloak. Skor CVSS 3.1 3.1 (Low) menurut redhat.com.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD: 12 Maret 2026
Terakhir diubah: 18 Agustus 2026
Status NVD: Analyzed
CVSS 3.1: 3.1 (Low), sumber redhat.com
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-639: Authorization Bypass Through User-Controlled Key
EPSS (30 hari): 0,27% peluang dieksploitasi; lebih tinggi dari 18,2% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
redhat	build of keycloak	Versi 26.4 hingga sebelum 26.4.11

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://access.redhat.com/errata/RHSA-2026:6477 advisory vendor
https://access.redhat.com/errata/RHSA-2026:6478 advisory vendor
https://access.redhat.com/security/cve/CVE-2026-2366 advisory vendor
https://bugzilla.redhat.com/show_bug.cgi?id=2439081 exploit · issue tracking · advisory vendor

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.