{"id":"CVE-2026-44212","aliases":["EUVD-2026-30481","GHSA-w9f3-qc75-qgx9"],"status":"published","title":"PrestaShop: Stored XSS executable in customer service view","description":"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.","severity":{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00425,"percentile":0.37227,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-79"],"published":"2026-05-08T16:54:22Z","modified":"2026-10-28T02:30:35Z","exploits":[{"source":"pocgithub","id":"fstivicic/prestashop17-security-patches","title":"fstivicic/prestashop17-security-patches","date":"2026-11-11","url":"https://github.com/fstivicic/prestashop17-security-patches"}],"fixes":[{"ecosystem":"Packagist","package":"prestashop/prestashop","fixed_in":["8.2.6","9.1.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.2.6"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0"},{"fixed":"9.1.1"}]}]},{"source":"osv","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.2.6"}]}],"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","8.2.5"]},{"source":"osv","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.0.0"},{"fixed":"9.1.1"}]}],"versions":["9.0.0","9.0.1","9.0.2","9.0.3","9.1.0","9.1.0-beta.1","9.1.0-rc.1"]}],"products":[{"vendor":"prestashop","product":"prestashop"}],"references":[{"url":"https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-w9f3-qc75-qgx9","tags":["x_refsource_CONFIRM","advisory","web"]},{"url":"https://github.com/advisories/GHSA-w9f3-qc75-qgx9"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44212.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44212","tags":["advisory"]},{"url":"https://github.com/PrestaShop/PrestaShop","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-44212","title":"PrestaShop: Stored XSS executable in customer service view","description":"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.","status":"published","published":"2026-05-14T20:44:08.152Z","modified":"2026-05-15T13:34:09.904Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"critical","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:43:00.288193Z"}],"euvd":[{"id":"EUVD-2026-30481","description":"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.","status":"published","published":"2026-05-14T20:44:08Z","modified":"2026-05-15T13:34:09Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T19:04:28.872228Z"}],"ghsa":[{"id":"GHSA-w9f3-qc75-qgx9","title":"PrestaShop has a stored XSS executable in customer service view","description":"### Impact\n\nThis is a **stored Cross-site Scripting (XSS)** vulnerability in the PrestaShop back-office Customer Service view.\n\nAn 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.\n\n### Patches\n\nPatched in PrestaShop 8.2.6 and 9.1.1.\n\n### Workarounds\n\nNone.\n\n### Resources\n\n- Reported by Savio at Doyensec (`anthropic@doyensec.com`) in collaboration with Anthropic Research.","status":"published","published":"2026-05-08T16:54:22Z","modified":"2026-05-08T16:54:23Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:40:04.762828Z"}],"nvd":[{"id":"CVE-2026-44212","description":"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.","status":"published","published":"2026-05-14T21:16:46.54Z","modified":"2026-06-17T10:50:21.89Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:19.39893Z"}],"osv":[{"id":"CVE-2026-44212","title":"PrestaShop: Stored XSS executable in customer service view","description":"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.","status":"published","published":"2026-05-14T20:44:08.152Z","modified":"2026-10-28T02:30:35.484236759Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:45:04.820169Z"},{"id":"GHSA-w9f3-qc75-qgx9","title":"PrestaShop has a stored XSS executable in customer service view","description":"### Impact\n\nThis is a **stored Cross-site Scripting (XSS)** vulnerability in the PrestaShop back-office Customer Service view.\n\nAn 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.\n\n### Patches\n\nPatched in PrestaShop 8.2.6 and 9.1.1.\n\n### Workarounds\n\nNone.\n\n### Resources\n\n- Reported by Savio at Doyensec (`anthropic@doyensec.com`) in collaboration with Anthropic Research.","status":"published","published":"2026-05-08T16:54:22Z","modified":"2026-07-16T09:11:44.809500757Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:58.401149Z"}]}}