Auth bypass in Guchengwuyue Yshopmall
CVE-2026-110119
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.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/yshopmall-member-api-ownership-idor (third-party-advisory)
- github.com/guchengwuyue/yshopmall/blob/d1b20a2d76dfd98985410116db3aca8aca193b26… (technical-description)
- github.com/guchengwuyue/yshopmall/blob/d1b20a2d76dfd98985410116db3aca8aca193b26… (technical-description)
- www.vulncheck.com/advisories/yshopmall-through-2.0.0-idor-via-member-address-ap… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-110119?
- CVE-2026-110119 is a high-severity vulnerability in Guchengwuyue Yshopmall, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.1/10. Published 2026-10-13.
- How severe is CVE-2026-110119?
- High severity. CVSS v3 base score is 7.1 out of 10.