yudao-cloud through 2026.09 contains an insecure direct object reference vulnerability in the mall trade module that allows authenticated members to read other members' after-sale operation logs by supplying arbitrary afterSaleId values. Attackers can enumerate sequential after-sale IDs against GET /app-api/trade/after-sale-log/list to expose refund amounts, status transitions and timestamps belonging to other members.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption
CVSS Vector v4.0
Weakness Type (CWE)
Vulnerable Products
yunaiv:yudao-cloud
References 6
https://github.com/YunaiV/yudao-cloud/issues/344
NVD
https://github.com/YunaiV/yudao-cloud/commit/df604fbd9824195ec3e48e2dfd3341c1d4…
NVD
https://github.com/YunaiV/yudao-cloud/blob/593354d92a63f401ba73b95da868aade8c3d…
NVD
https://github.com/YunaiV/yudao-cloud/blob/593354d92a63f401ba73b95da868aade8c3d…
NVD
https://hackmd.io/@hieuPenguinnn/yudao-cloud-mall-after-sale-log-cross-member-i…
NVD
https://www.vulncheck.com/advisories/yudao-cloud-through-2026.09-idor-via-after…
VulnCheck Advisory: yudao-cloud through 2026.09 IDOR via after-sale-log list endpoint