[CVE-2026-102364] mall4j through 4.0 fails to validate the sysType field in sa

CVE-2026-102364 | CVSS: 5.4 | 严重级别: MEDIUM

mall4j through 4.0 fails to validate the sysType field in sa-token sessions, allowing storefront customers to authenticate as back-office users by reusing their session tokens. Attackers can register on the public storefront and use their customer session token to access admin endpoints lacking @PreAuthorize permission checks, including menu listings, file uploads, and configuration endpoints.

参考链接:
• https://github.com/LinYuanyi1/cve-request-poc/blob/114b3f0d149e50a7678f591bf8043
• https://github.com/LinYuanyi1/cve-request-poc/blob/114b3f0d149e50a7678f591bf8043
• https://github.com/gz-yami/mall4j

📌 数据来源: NVD 官方

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