CVE-2026-44212: PrestaShop has a stored XSS executable in customer service view

May 8, 2026

This 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.

References

github.com/PrestaShop/PrestaShop/security/advisories/GHSA-w9f3-qc75-qgx9
github.com/advisories/GHSA-w9f3-qc75-qgx9
nvd.nist.gov/vuln/detail/CVE-2026-44212

Code Behaviors & Features

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