Vulnerability · Published Oct 13, 2026 · Assigned by VulnCheck
CVE-2026-110119yshopmall through 2.0.0 IDOR via Member Address API in UserAddressController
High 7.1
In plain English
A high-severity authorization bypass via user-controlled key in yshopmall from guchengwuyue. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities).
Official description
Yshopmall through 2.0.0 contains an insecure direct object reference vulnerability in the member address API that allows authenticated members to read, overwrite and delete other members' shipping addresses. Attackers can enumerate sequential address ids via /address/detail/{id}, /address/del and /address/edit to expose recipient names, phone numbers and addresses, reassign them, or delete them.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| guchengwuyue | yshopmall | 0 – through 2.0.0 |
Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
References
- https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/yshopmall-member-api-ownership-idor third-party-advisory
- https://github.com/guchengwuyue/yshopmall/blob/d1b20a2d76dfd98985410116db3aca8aca193b26/yshop-mall-boot/yshop-app/src/main/java/co/yixiang/modules/user/rest/UserAddressController.java#L117-L153 technical-description
- https://github.com/guchengwuyue/yshopmall/blob/d1b20a2d76dfd98985410116db3aca8aca193b26/yshop-mall-boot/yshop-mall/src/main/java/co/yixiang/modules/user/service/impl/YxUserAddressServiceImpl.java#L75-L114 technical-description
- VulnCheck Advisory: yshopmall through 2.0.0 IDOR via Member Address API in UserAddressController third-party-advisory
- https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/cve-2026-110119-110120-yshopmall-member-api-ownership-idor exploit