J2Store / J2Commerce (com_j2store) below 3.3.21 (Joomla 3 branch) - Unauthenticated File Upload (exploited in the wild), Order Data Disclosure, Stored XSS and IDOR (6 CVEs)
Affected versions: < 3.3.21
J2Store / J2Commerce security vulnerabilities
mySites.guru tracks 3vulnerabilities in com_j2store. Every connected Joomla site is checked against them on each audit, and flagged if it runs an affected version.
What we check for
J2Store / J2Commerce (com_j2store) 4.0.0 to 4.0.20 - Unauthenticated File Upload (exploited in the wild), Order Data Disclosure, Stored XSS and IDOR (6 CVEs)
Affected versions: ≥ 4.0.0 and < 4.0.21
J2Store / J2Commerce (com_j2store) 4.1.0 to 4.1.5 - Unauthenticated File Upload (exploited in the wild), Order Data Disclosure, Stored XSS and IDOR (6 CVEs)
Affected versions: ≥ 4.1.0 and < 4.1.6
Running J2Store / J2Commerce on a site you manage?
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Rules current as of 24 August 2026.