CVE-2022-21686: Prestashop

Critical severity, CVSS 9.8. EPSS: 1.8% chance of exploitation in the next 30 days.

PrestaShop is an Open Source e-commerce platform. Starting with version 1.7.0.0 and ending with version 1.7.8.3, an attacker is able to inject twig code inside the back office when using the legacy layout. The problem is fixed in version 1.7.8.3. There are no known workarounds.

Affected products

• Prestashop Prestashop: from 1.7.0.0, up to and including 1.7.8.3

Published 2022-01-26. Last modified 2026-06-17.