CVE-2026-1529
Keycloak affected by improper invitation token validation
8.1
HIGH
CVSS 3.1
EPSS 0.45%
描述
A flaw was found in Keycloak. An attacker can exploit this vulnerability by modifying the organization ID and target email within a legitimate invitation token's JSON Web Token (JWT) payload. This lack of cryptographic signature verification allows the attacker to successfully self-register into an unauthorized organization, leading to unauthorized access.
如何修補 CVE-2026-1529
要修補 CVE-2026-1529,請將受影響套件升級到下列已修補版本。
- —升級至 26.5.3 或更新版本
CVE-2026-1529 正在被利用嗎?
低 — EPSS 為 0.5%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- >= 26.5.0, < 26.5.3
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |