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    CVE-2026-102366

    mall4j through 4.0 contains an unrestricted file upload vulnerability in FileController endpoints that lack authorization checks and accept arbitrary file types without validation. Attackers with any authenticated token can upload HTML or SVG files that execute scripts in administrator browsers when accessed from the local storage path, resulting in stored cross-site scripting.

    Published:Sep 28, 2026
    Last Modified:Sep 29, 2026
    EPS:Sep 28, 2026
    EPSS Score:0.00163
    CVSS Score:4.4

    Affected Products

    Vendor
    Gz-yami
    Product
    Mall4j

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs

    Related CVEs

    CVE-2026-108691 (CVSS 5.3) — mall4j through 4.0 contains an improper authorization vulnerability that allows authenticated storefront custo…
    CVE-2026-108690 (CVSS 5.3) — mall4j through 4.0 contains an information disclosure vulnerability that allows authenticated customers to rea…
    CVE-2026-102367 (CVSS 5.3) — mall4j through 4.0 contains an insufficient session expiration vulnerability in the token refresh endpoint tha…
    CVE-2026-102365 (CVSS 7.1) — mall4j through 4.0 fails to enforce authorization checks on GET endpoints in UserAddrController that retrieve …
    CVE-2026-102364 (CVSS 5.3) — mall4j through 4.0 fails to validate the sysType field in sa-token sessions, allowing storefront customers to …
    CVE-2026-102363 (CVSS 6.3) — mall4j through 4.0 contains a missing authentication vulnerability in the DeliveryController checkDelivery end…
    CVE-2026-102362 (CVSS 6.9) — mall4j through 4.0 fails to implement authentication controls on the DELETE /prodComm endpoint in ProdCommCont…
    CVE-2026-102361 (CVSS 9.3) — mall4j through 4.0 contains a missing authentication vulnerability in the PUT /user/updatePwd endpoint that al…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High