by Kastro
Paper/Archive/CVE-2026-44212

CVE-2026-44212

PrestaShop PrestaShop — PrestaShop: Stored XSS executable in customer service view

EPSS 0.4%CVSS 9.3
critical.is priorityof 100
35
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 36.8.368 × 207.4No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
PrestaShop< 8.2.6–CNA
PrestaShop>= 9.0.0-alpha.1, < 9.1.1–CNA

Scores by source

GitHub_M (CNA)9.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refgithub.com/PrestaShop/PrestaShop/security/advisories/GHSA-w9f3-qc75-qgx9