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CVE-2026-39428— CubeCart: Stored Cross-Site Scripting (XSS)

Quick assessment

Affected
cubecart v6
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

CubeCart是CubeCart开源的一个电子商务软件。 CubeCart 6.6.0之前版本存在跨站脚本漏洞，该漏洞源于存储型跨站脚本漏洞，可能导致具有管理员权限的攻击者在创建或修改产品时注入恶意JavaScript有效载荷，导致会话劫持或未授权操作。

CVSS 4.8 · Medium EPSS 0.17% · P7

Affected Version Matrix 1

VendorProduct Version RangeStatus
cubecart v6 < 6.6.0 affected
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I. Basic Information for CVE-2026-39428

Vulnerability Information
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Vulnerability Title
CubeCart: Stored Cross-Site Scripting (XSS)
Source: CVE Program / CVE List V5
Vulnerability Description
CubeCart is an ecommerce software solution. Prior to 6.6.0, a Stored Cross-Site Scripting (XSS) vulnerability exists in CubeCart v6.x. An attacker with administrative privileges can inject malicious JavaScript payloads into multiple fields during the creation or modification of a product. These payloads are stored in the database and executed whenever a user (customer or another administrator) views the affected product pages, which could lead to session hijacking or unauthorized actions. This vulnerability is fixed in 6.6.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
CubeCart 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CubeCart是CubeCart开源的一个电子商务软件。 CubeCart 6.6.0之前版本存在跨站脚本漏洞，该漏洞源于存储型跨站脚本漏洞，可能导致具有管理员权限的攻击者在创建或修改产品时注入恶意JavaScript有效载荷，导致会话劫持或未授权操作。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
cubecart v6 < 6.6.0 -

II. Public POCs for CVE-2026-39428

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III. Intelligence Information for CVE-2026-39428

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Vendor Advisories for CVE-2026-39428 (1)

Same Patch Batch · cubecart · 2026-05-13 · 9 CVEs total

CVE-2026-45053 9.1 CRITICAL CubeCart: Authenticated Arbitrary File Upload to RCE in REST Files API
CVE-2026-45714 9.1 CRITICAL CubeCart: Server-Side Template Injection (SSTI) in Smarty Templates leading to RCE
CVE-2026-44377 9.1 CRITICAL CubeCart: Server-Side Template Injection (SSTI) in Smarty Templates leading to RCE
CVE-2026-45055 8.1 HIGH CubeCart: Pre-Authenticated Password Reset Link Poisoning via HTTP Host Header
CVE-2026-45708 7.2 HIGH CubeCart: Authenticated RCE via Invoice Template → Order Print
CVE-2026-39358 7.2 HIGH CubeCart: Time-based Blind SQL Injection
CVE-2026-44376 6.1 MEDIUM CubeCart: Reflected XSS in Store Search Bar
CVE-2026-45054 4.9 MEDIUM CubeCart: Authenticated SQL Injection via `sort[]` Parameter in Admin Orders Transactions

IV. Related Vulnerabilities

Same product: v6
Same vendor: cubecart
Same weakness: CWE-79

V. Comments for CVE-2026-39428

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