Cross-site scripting in PrestaShop - CVE-2026-44212
Published: May 4, 2026
Vulnerability identifier: #VU129578
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2026-44212
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary script code in a back-office employee's browser.
The vulnerability exists due to cross-site scripting in the back-office customer service view when rendering a customer thread containing a malicious email address submitted through the public Contact Us form. A remote attacker can submit a specially crafted contact request to execute arbitrary script code in a back-office employee's browser.
User interaction is required when a back-office employee opens the affected customer thread.
Affected software
PrestaShop
How to mitigate CVE-2026-44212
Install security update from vendor's website.
PrestaShop - addressed in versions 8.2.6, 9.1.1