crmeb_java through 3.1 Authorization Bypass via Front Order Express and Refund Endpoints

Advisories

crmeb_java through 3.1 Authorization Bypass via Front Order Express and Refund Endpoints

Severity: low
Date: 10/15/2026
Affecting: crmeb_java <= 3.1
CVE: CVE-2026-111354
CWE: CWE-639 Authorization Bypass Through User-Controlled Key
CVSS: 2.3
CVSS V4 Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
References: https://hackmd.io/@hieuPenguinnn/crmeb-java-order-express-refund-cross-member-idor
https://github.com/crmeb/crmeb_java/blob/31bb30dd240dc1168c7eeef065edf36b9700022e/backend/crmeb-service/src/main/java/com/zbkj/service/service/impl/OrderServiceImpl.java#L766-L771
https://github.com/crmeb/crmeb_java/blob/31bb30dd240dc1168c7eeef065edf36b9700022e/backend/crmeb-service/src/main/java/com/zbkj/service/service/impl/OrderServiceImpl.java#L832-L836
https://github.com/crmeb/crmeb_java/blob/31bb30dd240dc1168c7eeef065edf36b9700022e/backend/crmeb-service/src/main/java/com/zbkj/service/service/impl/OrderServiceImpl.java#L2100-L2109
Credit: hieuPenguinnn
Description: crmeb_java through 3.1 contains an authorization bypass vulnerability that allows authenticated members to read other members' orders by supplying their order numbers. Attackers can request /api/front/order/express/{orderId} or /api/front/order/apply/refund/{orderId} to view victims' tracking numbers, logistics traces, payment amounts and product lines.

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