Auth bypass in Gz-Yami Mall4cloud
CVE-2026-111615
Mall4cloud through 4.0 contains an insecure direct object reference vulnerability that allows authenticated merchants to read other shops' buyer shipping addresses via the multishop OrderController getOrderAddr handler. Attackers can enumerate auto-increment orderAddrId values in GET /m/order/order_addr/{orderAddrId} requests to obtain consignee names, mobile numbers, addresses and post codes platform-wide.
Vulnerability class: IDOR (Insecure Direct Object Reference)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/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/@hieuPenguinnn/mall4cloud-multishop-order-addr-cross-shop-idor (third-party-advisory)
- github.com/gz-yami/mall4cloud/blob/v4.0/mall4cloud-order/src/main/java/com/mall… (technical-description)
- github.com/gz-yami/mall4cloud/blob/v4.0/mall4cloud-order/src/main/resources/map… (technical-description)
- www.vulncheck.com/advisories/mall4cloud-through-4.0-idor-exposing-buyer-address… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111615?
- CVE-2026-111615 is a medium-severity vulnerability in Gz-Yami Mall4cloud, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-10-16.
- How severe is CVE-2026-111615?
- Medium severity. CVSS v3 base score is 6.5 out of 10.