CVE-2026-22747
Spring Security Vulnerable to Unauthorized User Impersonation when Using X.509 Client Certificates
6.8
MEDIUM
CVSS 3.1
EPSS 0.30%
描述
Vulnerability in Spring Spring Security. SubjectX500PrincipalExtractor does not correctly handle certain malformed X.509 certificate CN values, which can lead to reading the wrong value for the username. In a carefully crafted certificate, this can lead to an attacker impersonating another user. This issue affects Spring Security: from 7.0.0 through 7.0.4.
如何修補 CVE-2026-22747
要修補 CVE-2026-22747,請將受影響套件升級到下列已修補版本。
- —升級至 7.0.5 或更新版本
CVE-2026-22747 正在被利用嗎?
低 — EPSS 為 0.3%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- >= 7.0.0, < 7.0.5
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.8 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N |