CVE-2026-74252
8.6
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
Summary
Joomla Extension - j2commerce.com - Stored XSS in Guest checkout in J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5 - J2Commerce 4.1.5 is vulnerable to Stored Cross-Site Scripting (XSS) through the guest checkout billing address fields. An unauthenticated attacker exploits a filter bypass in Joomla's Input::getArray() combined with PHP's variables_order=EGPCS (Cookie overrides POST in $_REQUEST ) to store unsanitized HTML in fields such as billing_first_name.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| j2commerce.com | J2Store extension for Joomla | 1.0.0-3.3.20 | affected |
| j2commerce.com | J2Store extension for Joomla | 4.0.0-4.0.20 | affected |
| j2commerce.com | J2Store extension for Joomla | 4.1.0-4.1.5 | affected |
Weaknesses
- CWE-79: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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