CVE-2026-33673

5.4 mediumEPSS 0.3%

PrestaShop is an open source e-commerce web application. Versions prior to 8.2.5 and 9.1.0 are vulnerable to stored Cross-Site Scripting (stored XSS) vulnerabilities in the BO. An attacker who can inject data into the database, via limited back-office access or a previously existing vulnerability, can exploit unprotected variables in back-office templates. Versions 8.2.5 and 9.1.0 contain a fix. No known workarounds are available.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2026-03-26
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

prestashop:prestashop

References

https://github.com/PrestaShop/PrestaShop/releases/tag/8.2.5
https://github.com/PrestaShop/PrestaShop/releases/tag/9.1.0
https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-35pf-37c6-jxjv

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