Description
mall4j through 4.0 contains a missing authentication vulnerability in the PUT /user/updatePwd endpoint that allows unauthenticated attackers to reset any storefront account password. Attackers can supply a target username in the request body to overwrite passwords without verification, enabling account takeover and access to orders and personal data.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| gz-yami | mall4j | ≤ 4.0 | — |
References
- https://github.com/LinYuanyi1/cve-request-poc/blob/114b3f0d149e50a7678f591bf8043399fc9ac96c/mall4j/A01_updatepwd_account_takeover.py exploit
- https://github.com/gz-yami/mall4j product
- https://github.com/gz-yami/mall4j/blob/ffc672fc1aa4320ce02d0b93853bb456ae0a4dae/yami-shop-api/src/main/java/com/yami/shop/api/controller/UserRegisterController.java#L78-L100 technical-description
- VulnCheck Advisory: mall4j through 4.0 Missing Authentication in Password Update Endpoint third-party-advisory