CVE-2026-4282

HIGH7.4EPSS 0.02%

Keycloak: Privilege escalation via forged authorization codes due to SingleUseObjectProvider isolation flaw

發布日:2026/4/2修改日:2026/4/4

描述

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.

受影響套件(1)

CVSS 分數

來源版本嚴重程度向量
osvCVSS 3.1HIGH7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

參考連結(10)