Vulnerability in YunaiV yudao-cloud

[ Description ]Official description

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.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• github.com/YunaiV/yudao-cloud/blob/593354d92a63f401ba73b95da868aade8c3d855d/yudao-modul…
• github.com/YunaiV/yudao-cloud/blob/593354d92a63f401ba73b95da868aade8c3d855d/yudao-modul…
• github.com/YunaiV/yudao-cloud/commit/df604fbd9824195ec3e48e2dfd3341c1d4e1edea
• github.com/YunaiV/yudao-cloud/issues/344
• hackmd.io/@hieuPenguinnn/yudao-cloud-mall-after-sale-log-cross-member-idor
• www.vulncheck.com/advisories/yudao-cloud-through-2026.09-idor-via-after-sale-log-list-e…