PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables
### Impact Multiple 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. ### Patches Patched on 8.2.5 and 9.1.0 ### Workarounds None ### References None
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-33673US | medium5.4 | — | ||
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… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/PrestaShop/PrestaShopPACKAGE
- https://github.com/PrestaShop/PrestaShop/releases/tag/8.2.5WEB
- https://github.com/PrestaShop/PrestaShop/releases/tag/9.1.0WEB
- https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-35pf-37c6-jxjvWEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-33673ADVISORY
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