mall4j through 4.0 Missing Authorization in Admin User Address Endpoints

Advisories

mall4j through 4.0 Missing Authorization in Admin User Address Endpoints

severity: high
date: 9/28/2026
Affecting: mall4j <= 4.0
CVE: CVE-2026-102365
CWE: CWE-862 Missing Authorization
CVSS: 7.1
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
References: https://github.com/LinYuanyi1/cve-request-poc/blob/114b3f0d149e50a7678f591bf8043399fc9ac96c/mall4j/A02_admin_useraddr_bfla.py
https://github.com/gz-yami/mall4j
https://github.com/gz-yami/mall4j/blob/ffc672fc1aa4320ce02d0b93853bb456ae0a4dae/yami-shop-admin/src/main/java/com/yami/shop/admin/controller/UserAddrController.java#L46-L61
VulnCheck Advisory: mall4j through 4.0 Missing Authorization in Admin User Address Endpoints
Credit: Mingsheng Lin
Description: mall4j through 4.0 fails to enforce authorization checks on GET endpoints in UserAddrController that retrieve customer address data. Authenticated attackers can call /user/addr/page and /user/addr/info endpoints to harvest all customer addresses including names, phone numbers, and postal information.

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