CVE-2026-102363

LOW 3.7

mall4j through 4.0 Unauthenticated Shipment Tracking Disclosure via Order Number

CVSS Score

3.7

EPSS Score

0.0%

EPSS Percentile

0th

mall4j through 4.0 contains a missing authentication vulnerability in the DeliveryController checkDelivery endpoint that allows unauthenticated attackers to read shipment tracking information by supplying an order number parameter. Attackers can access carrier names, waybill numbers, and complete logistics trails for any order without authentication or ownership verification.

CWE	CWE-306
Vendor	gz-yami
Product	mall4j
Published	Sep 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

gz-yami / mall4j

0 ≤ 4.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/LinYuanyi1/cve-request-poc/blob/114b3f0d149e50a7678f591bf8043399fc9ac96c/mall4j/A08_delivery_check_anonymous.py github.com: https://github.com/gz-yami/mall4j github.com: https://github.com/gz-yami/mall4j/blob/ffc672fc1aa4320ce02d0b93853bb456ae0a4dae/yami-shop-api/src/main/java/com/yami/shop/api/controller/DeliveryController.java#L47-L63 vulncheck.com: https://www.vulncheck.com/advisories/mall4j-through-4.0-unauthenticated-shipment-tracking-disclosure-via-order-number

Credits

Mingsheng Lin