CVE-2026-44212
Received
Published: 14 May 2026, 20:44
Last modified:14 May 2026, 20:44
Vulnerability Summary
Overall Risk (default)
high
70/100 CVSS Score
9.3 CRITICAL
v3.1 (cve.org)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
14 May 2026, 20:44
Published
Vulnerability first disclosed
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.
CVSS Metrics
- v3.1•CRITICAL•Score: 9.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
Techniques & Countermeasures
- CWE-79•Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
Affected Systems
- prestashop•prestashop
< 8.2.6 | ≥ 9.0.0-alpha.1, < 9.1.1