CVE-2026-44212
CRITICAL9.3EPSS 0.02%PrestaShop: Stored XSS executable in customer service view
Published: 5/8/2026Modified: 5/18/2026
Description
PrestaShop is an open source e-commerce web application. Prior to 8.2.6 and 9.1.1, there is a stored Cross-Site Scripting (XSS) vulnerability in the PrestaShop back-office Customer Service view. An unauthenticated attacker can submit the public Contact Us form with a malicious email address. The payload is stored in the database and executed when a back-office employee opens the affected customer thread, enabling session hijacking and full back-office takeover. This vulnerability is fixed in 8.2.6 and 9.1.1.
Affected packages (2)
- Bitnami/prestashopfrom 0, < 8.2.6, >= 9.0.0, < 9.1.1
- Packagist/prestashop/prestashopfrom 0, < 8.2.6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N |