CVE-2021-20734: Welcart E-Commerce

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

Cross-site scripting vulnerability in Welcart e-Commerce versions prior to 2.2.4 allows remote attackers to inject arbitrary script or HTML via unspecified vectors.

Affected products

• Welcart Welcart E-Commerce: version 1.5.2 only

Published 2021-06-22. Last modified 2026-06-17.