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CVE-2026-67358— Joomla Extension - j2commerce.com - Download quota manipulation in J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5

Quick assessment

Affected
j2commerce.com J2Store extension for Joomla
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.

Joomla 扩展 j2commerce.com - J2Store 1.0.0-3.3.20、4.0.0-4.0.20、4.1.0-4.1.5 中存在下载配额操纵漏洞。拥有有效订单令牌的已认证用户可以递增属于不同订单的下载记录中的下载限制计数器。此外，该端点还缺乏 CSRF（跨站请求伪造）令牌保护。

CVSS 5.3 · Medium EPSS 0.14% · P4

Affected Version Matrix 3

VendorProduct Version RangeStatus
j2commerce.com J2Store extension for Joomla 1.0.0-3.3.20 affected
4.0.0-4.0.20 affected
4.1.0-4.1.5 affected
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I. Basic Information for CVE-2026-67358

Vulnerability Information
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Vulnerability Title
Joomla Extension - j2commerce.com - Download quota manipulation in J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5
Source: CVE Program / CVE List V5
Vulnerability Description
Joomla Extension - j2commerce.com - Download quota manipulation in J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5 - An authenticated user with a valid order token could increment the download limit counter on a download record belonging to a different order. The endpoint also lacked a CSRF token.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
j2commerce.com J2Store extension for Joomla 1.0.0-3.3.20 -

II. Public POCs for CVE-2026-67358

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III. Intelligence Information for CVE-2026-67358

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Vendor Pages for CVE-2026-67358 (1)

Same Patch Batch · j2commerce.com · 2026-08-21 · 6 CVEs total

CVE-2026-67359 8.7 HIGH Joomla Extension - j2commerce.com - Order content disclosure J2Store 1.0.0-3.3.20, 4.0.0-4
CVE-2026-74252 8.6 HIGH Joomla Extension - j2commerce.com - Stored XSS in Guest checkout in J2Store 1.0.0-3.3.20,
CVE-2026-67361 6.9 MEDIUM Joomla Extension - j2commerce.com - Unauthenticated file upload with missing directory pro
CVE-2026-67360 6.3 MEDIUM Joomla Extension - j2commerce.com - Cross-customer order replication in J2Store 1.0.0-3.3.
CVE-2026-67362 5.1 MEDIUM Joomla Extension - j2commerce.com - Open redirect in cart controller in J2Store 1.0.0-3.3.

IV. Related Vulnerabilities

Same product: J2Store extension for Joomla
Same vendor: j2commerce.com
Same weakness: CWE-639

V. Comments for CVE-2026-67358

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