What’s Vulnerable › Vulnerabilities

CVE-2026-111615: Mall4cloud through 4.0 IDOR Exposing Buyer Addresses via order_addr Endpoint

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-16 · updated 2026-10-19
• Weakness: CWE-639

Description

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.

Affected products

• gz-yami mall4cloud: through 4.0

References

• https://github.com/gz-yami/mall4cloud/blob/v4.0/mall4cloud-order/src/main/java/com/mall4j/cloud/order/controller/multishop/OrderController.java#L75-L80
• https://github.com/gz-yami/mall4cloud/blob/v4.0/mall4cloud-order/src/main/resources/mapper/OrderAddrMapper.xml#L27-L29
• https://hackmd.io/@hieuPenguinnn/mall4cloud-multishop-order-addr-cross-shop-idor
• https://www.vulncheck.com/advisories/mall4cloud-through-4.0-idor-exposing-buyer-addresses-via-order-addr-endpoint
• https://hackmd.io/@hieuPenguinnn/mall4cloud-multishop-order-addr-cross-shop-idor

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