{"id":"CVE-2026-33673","aliases":["EUVD-2026-16441","GHSA-35pf-37c6-jxjv"],"status":"published","title":"PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables","description":"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":{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00275,"percentile":0.20051,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2026-03-25T19:41:50Z","modified":"2026-11-04T02:47:40Z","fixes":[{"ecosystem":"Packagist","package":"prestashop/prestashop","fixed_in":["9.1.0","8.2.5"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0-alpha.1"},{"fixed":"9.1.0"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.2.5"}]}]},{"source":"osv","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0-alpha.1"},{"fixed":"9.1.0"}]}],"versions":["9.0.0","9.0.0-alpha.1","9.0.0-beta.1","9.0.0-rc.1","9.0.1","9.0.2","9.0.3","9.1.0-beta.1","9.1.0-rc.1"]},{"source":"osv","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.2.5"}]}],"versions":["1.7.0.0","1.7.0.0-beta.1.0","1.7.0.0-beta.2.0","1.7.0.0-beta.3.0","1.7.0.0-beta.4.0","1.7.0.0-rc.0.0","1.7.0.0-rc.1.0","1.7.0.0-rc.2.0","1.7.0.1","1.7.0.2","1.7.0.3","1.7.0.4","1.7.0.5","1.7.0.6","1.7.1.0","1.7.1.1","1.7.1.2","1.7.2.0","1.7.2.0-rc.1.0","1.7.2.1","1.7.2.2","1.7.2.3","1.7.2.4","1.7.2.5","1.7.3.0","1.7.3.1","1.7.3.2","1.7.3.3","1.7.3.4","1.7.4.0","1.7.4.0-beta.1","1.7.4.1","1.7.4.2","1.7.4.3","1.7.4.4","1.7.5.0","1.7.5.0-beta.1","1.7.5.0-rc.1","1.7.5.1","1.7.5.2","1.7.6.0","1.7.6.0-beta.1","1.7.6.0-rc.1","1.7.6.0-rc.2","1.7.6.1","1.7.6.2","1.7.6.3","1.7.6.4","1.7.6.5","1.7.6.6","1.7.6.7","1.7.6.8","1.7.6.9","1.7.7.0","1.7.7.0-beta.1","1.7.7.0-beta.2","1.7.7.0-rc.1","1.7.7.1","1.7.7.2","1.7.7.3","1.7.7.4","1.7.7.5","1.7.7.6","1.7.7.7","1.7.7.8","1.7.8.0","1.7.8.0-beta.1","1.7.8.0-rc.1","1.7.8.1","1.7.8.10","1.7.8.11","1.7.8.2","1.7.8.3","1.7.8.4","1.7.8.5","1.7.8.6","1.7.8.7","1.7.8.8","1.7.8.9","8.0.0","8.0.0-beta.1","8.0.0-rc.1","8.0.1","8.0.2","8.0.3","8.0.4","8.0.5","8.1.0","8.1.0-beta.1","8.1.0-rc.1","8.1.1","8.1.2","8.1.3","8.1.4","8.1.5","8.1.6","8.1.7","8.2.0","8.2.1","8.2.2","8.2.3","8.2.4"]}],"products":[{"vendor":"prestashop","product":"prestashop"}],"references":[{"url":"https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-35pf-37c6-jxjv","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory","web"]},{"url":"https://github.com/PrestaShop/PrestaShop/releases/tag/8.2.5","tags":["x_refsource_MISC","Release Notes","web"]},{"url":"https://github.com/PrestaShop/PrestaShop/releases/tag/9.1.0","tags":["x_refsource_MISC","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33673","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-35pf-37c6-jxjv"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33673.json","tags":["advisory"]},{"url":"https://github.com/PrestaShop/PrestaShop","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-33673","title":"PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables","description":"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.","status":"published","published":"2026-03-26T21:41:13.249Z","modified":"2026-03-27T20:27:40.683Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:07.609948Z"}],"euvd":[{"id":"EUVD-2026-16441","description":"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.","status":"published","published":"2026-03-26T21:41:13Z","modified":"2026-03-27T20:27:40Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:25:26.783049Z"}],"ghsa":[{"id":"GHSA-35pf-37c6-jxjv","title":"PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables","description":"### Impact\nMultiple 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.\n\n### Patches\nPatched on 8.2.5 and 9.1.0\n\n### Workarounds\nNone\n\n### References\nNone","status":"published","published":"2026-03-25T19:41:50Z","modified":"2026-03-27T21:35:45Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:39:43.747579Z"}],"nvd":[{"id":"CVE-2026-33673","description":"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.","status":"published","published":"2026-03-26T22:16:30.553Z","modified":"2026-06-17T10:37:54.23Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:11.678711Z"}],"osv":[{"id":"CVE-2026-33673","title":"PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables","description":"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.","status":"published","published":"2026-03-26T21:41:13.249Z","modified":"2026-11-09T10:45:32.515102967Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-09T10:53:57.550641Z"},{"id":"GHSA-35pf-37c6-jxjv","title":"PrestaShop has multiple stored XSS vulnerabilities via unprotected Template variables","description":"### Impact\nMultiple 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.\n\n### Patches\nPatched on 8.2.5 and 9.1.0\n\n### Workarounds\nNone\n\n### References\nNone","status":"published","published":"2026-03-25T19:41:50Z","modified":"2026-07-16T09:11:44.252646113Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:35.050232Z"}]}}