Vulnerability · Published Sep 28, 2026 · Assigned by VulnCheck

CVE-2026-102365mall4j through 4.0 Missing Authorization in Admin User Address Endpoints

Medium 6.5

In plain English

A medium-severity missing authorization in mall4j from gz-yami. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.2%top 85.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

mall4j through 4.0 fails to enforce authorization checks on GET endpoints in UserAddrController that retrieve customer address data. Authenticated attackers can call /user/addr/page and /user/addr/info endpoints to harvest all customer addresses including names, phone numbers, and postal information.

Affected products (as reported)

VendorProductVersions
gz-yami mall4j 0 – through 4.0

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References