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CVE PROGRAM SOURCE RECORD8.6 High

CVE-2026-74252

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

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Status
Published
Published
Updated
Assigning organization
Joomla

Description

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 products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

j2commerce.com J2Store extension for Joomla

Default version status: unaffected

  • 1.0.0-3.3.20affected
  • 4.0.0-4.0.20affected
  • 4.1.0-4.1.5affected

References