Joomla Extension - j2commerce.com - Reflected XSS via `filter_tag`, `pricefrom` and `priceto` in J2Store 1.0.0-3.3.21, 4.0.0-4.0.21, 4.1.0-4.1.6 - Four task handlers accepted a base64-encoded URL from user input and redirected to it without validating the destination host, enabling phishing using the shop's trusted domain. No authentication required.
References
History

Thu, 03 Sep 2026 14:15:00 +0000

Type Values Removed Values Added
First Time appeared J2commerce.com
J2commerce.com j2store Extension For Joomla
Vendors & Products J2commerce.com
J2commerce.com j2store Extension For Joomla

Thu, 03 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 03 Sep 2026 12:30:00 +0000

Type Values Removed Values Added
Description Joomla Extension - j2commerce.com - Reflected XSS via `filter_tag`, `pricefrom` and `priceto` in J2Store 1.0.0-3.3.21, 4.0.0-4.0.21, 4.1.0-4.1.6 - Four task handlers accepted a base64-encoded URL from user input and redirected to it without validating the destination host, enabling phishing using the shop's trusted domain. No authentication required.
Title Joomla Extension - j2commerce.com - Open redirect in cart controller in J2Store 1.0.0-3.3.20, 4.0.0-4.0.20, 4.1.0-4.1.5
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Joomla

Published: 2026-09-03T11:59:29.328Z

Updated: 2026-09-03T13:19:18.314Z

Reserved: 2026-08-21T19:23:55.924Z

Link: CVE-2026-78000

cve-icon Vulnrichment

Updated: 2026-09-03T13:01:30.340Z

cve-icon NVD

Status : Deferred

Published: 2026-09-03T13:06:08.917

Modified: 2026-09-03T17:30:37.197

Link: CVE-2026-78000

cve-icon Redhat

No data.