{"id":"CVE-2026-33673","aliases":["GHSA-35pf-37c6-jxjv"],"url":"https://o3.security/vulnerability/CVE-2026-33673","summary":"PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables","details":"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.","published":"2026-03-26T21:41:13.249Z","modified":"2026-08-12T03:51:16.300934978Z","cvss":{"score":7.6,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"prestashop/prestashop","fixedVersion":"9.1.0"},{"ecosystem":"Packagist","name":"prestashop/prestashop","fixedVersion":"8.2.5"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/PrestaShop/PrestaShop/releases/tag/8.2.5"},{"type":"WEB","url":"https://github.com/PrestaShop/PrestaShop/releases/tag/9.1.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33673.json"},{"type":"ADVISORY","url":"https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-35pf-37c6-jxjv"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33673"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:16.300934978Z"}}