CVE-2026-4282

Katalog CVE

CVSS 7.4 · High EPSS 0,52%

Kerentanan Improper Isolation or Compartmentalization pada redhat build of keycloak. Skor CVSS 3.1 7.4 (High) menurut redhat.com.

Deskripsi (NVD)

A flaw was found in Keycloak. The SingleUseObjectProvider, a global key-value store, lacks proper type and namespace isolation. This vulnerability allows an unauthenticated attacker to forge authorization codes. Successful exploitation can lead to the creation of admin-capable access tokens, resulting in privilege escalation.

Rincian

Terbit di NVD

2 April 2026

Terakhir diubah

15 Juli 2026

Status NVD

Modified

CVSS 3.1

7.4 (High), sumber redhat.com
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-653: Improper Isolation or Compartmentalization

EPSS (30 hari)

0,52% peluang dieksploitasi; lebih tinggi dari 42,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://access.redhat.com/errata/RHSA-2026:6475 advisory vendor
• https://access.redhat.com/errata/RHSA-2026:6476 advisory vendor
• 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-2026-4282 advisory vendor
• https://bugzilla.redhat.com/show_bug.cgi?id=2448061 issue tracking · advisory vendor
• https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4282.json