{"id":"CVE-2024-21627","aliases":["EUVD-2024-0457","GHSA-xgpm-q3mq-46rq"],"status":"published","title":"Some attribute not escaped in Validate::isCleanHTML method","description":"PrestaShop is an open-source e-commerce platform. Prior to versions 8.1.3 and 1.7.8.11, some event attributes are not detected by the `isCleanHTML` method. Some modules using the `isCleanHTML` method could be vulnerable to cross-site scripting. Versions 8.1.3 and 1.7.8.11 contain a patch for this issue. The best workaround is to use the `HTMLPurifier` library to sanitize html input coming from users. The library is already available as a dependency in the PrestaShop project. Beware though that in legacy object models, fields of `HTML` type will call `isCleanHTML`.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00523,"percentile":0.44864,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20","CWE-79"],"published":"2024-01-02T21:03:17Z","modified":"2026-10-28T02:30:20Z","fixes":[{"ecosystem":"Packagist","package":"prestashop/prestashop","fixed_in":["8.1.3","1.7.8.11"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0-beta.1"},{"fixed":"8.1.3"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.8.11"}]}]},{"source":"osv","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0-beta.1"},{"fixed":"8.1.3"}]}],"versions":["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"]},{"source":"osv","ecosystem":"Packagist","package":"prestashop/prestashop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.8.11"}]}],"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","1.7.8.2","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"]}],"products":[{"vendor":"prestashop","product":"prestashop"}],"references":[{"url":"https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-xgpm-q3mq-46rq","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://github.com/PrestaShop/PrestaShop/commit/73cfb44666818eefd501b526a894fe884dd12129","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://github.com/PrestaShop/PrestaShop/commit/ba06d18466df5b92cb841d504cc7210121104883","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-21627","tags":["advisory"]},{"url":"https://github.com/PrestaShop/PrestaShop/commit/0ed1af8de500538490f88e9e794e2e8113fb8df7","tags":["web"]},{"url":"https://github.com/PrestaShop/PrestaShop/commit/f799dcff564cd1b7ead932ffc3343b675107dbce","tags":["web"]},{"url":"https://github.com/advisories/GHSA-xgpm-q3mq-46rq"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/21xxx/CVE-2024-21627.json","tags":["advisory"]},{"url":"https://github.com/PrestaShop/PrestaShop","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-21627","title":"Some attribute not escaped in Validate::isCleanHTML method","description":"PrestaShop is an open-source e-commerce platform. Prior to versions 8.1.3 and 1.7.8.11, some event attributes are not detected by the `isCleanHTML` method. Some modules using the `isCleanHTML` method could be vulnerable to cross-site scripting. Versions 8.1.3 and 1.7.8.11 contain a patch for this issue. The best workaround is to use the `HTMLPurifier` library to sanitize html input coming from users. The library is already available as a dependency in the PrestaShop project. Beware though that in legacy object models, fields of `HTML` type will call `isCleanHTML`.","status":"published","published":"2024-01-02T21:03:17.816Z","modified":"2025-06-03T14:45:21.732Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-79","CWE-20"],"updated_at":"2026-11-02T14:34:05.077718Z"}],"euvd":[{"id":"EUVD-2024-0457","description":"PrestaShop is an open-source e-commerce platform. Prior to versions 8.1.3 and 1.7.8.11, some event attributes are not detected by the `isCleanHTML` method. Some modules using the `isCleanHTML` method could be vulnerable to cross-site scripting. Versions 8.1.3 and 1.7.8.11 contain a patch for this issue. The best workaround is to use the `HTMLPurifier` library to sanitize html input coming from users. The library is already available as a dependency in the PrestaShop project. Beware though that in legacy object models, fields of `HTML` type will call `isCleanHTML`.","status":"published","published":"2024-01-02T21:03:17Z","modified":"2025-06-03T14:45:21Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T20:32:31.146985Z"}],"ghsa":[{"id":"GHSA-xgpm-q3mq-46rq","title":"PrestaShop some attribute not escaped in Validate::isCleanHTML method","description":"### Description\nSome event attributes are not detected by the isCleanHTML method\n\n### Impact\nSome modules using the isCleanHTML method could be vulnerable to xss\n\n### Patches\n8.1.3, 1.7.8.11\n\n### Workarounds\nThe best workaround is to use the `HTMLPurifier` library to sanitize html input coming from users. The library is already available as a dependency in the PrestaShop project. Beware though that in legacy object models, fields of `HTML` type will call `isCleanHTML`.\n\n### Reporters\n\nReported by Antonio Russo (@Antonio-R1 on GitHub) and Antonio Rocco Spataro (@antoniospataro on GitHub).\n\n","status":"published","published":"2024-01-03T21:41:14Z","modified":"2024-01-08T22:13:49Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T14:37:30.183224Z"}],"nvd":[{"id":"CVE-2024-21627","description":"PrestaShop is an open-source e-commerce platform. Prior to versions 8.1.3 and 1.7.8.11, some event attributes are not detected by the `isCleanHTML` method. Some modules using the `isCleanHTML` method could be vulnerable to cross-site scripting. Versions 8.1.3 and 1.7.8.11 contain a patch for this issue. The best workaround is to use the `HTMLPurifier` library to sanitize html input coming from users. The library is already available as a dependency in the PrestaShop project. Beware though that in legacy object models, fields of `HTML` type will call `isCleanHTML`.","status":"published","published":"2024-01-02T21:15:10.467Z","modified":"2026-06-17T07:09:52.547Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T14:09:30.070039Z"}],"osv":[{"id":"CVE-2024-21627","title":"Some attribute not escaped in Validate::isCleanHTML method","description":"PrestaShop is an open-source e-commerce platform. Prior to versions 8.1.3 and 1.7.8.11, some event attributes are not detected by the `isCleanHTML` method. Some modules using the `isCleanHTML` method could be vulnerable to cross-site scripting. Versions 8.1.3 and 1.7.8.11 contain a patch for this issue. The best workaround is to use the `HTMLPurifier` library to sanitize html input coming from users. The library is already available as a dependency in the PrestaShop project. Beware though that in legacy object models, fields of `HTML` type will call `isCleanHTML`.","status":"published","published":"2024-01-02T21:03:17.816Z","modified":"2026-10-28T02:30:20.864089886Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T15:44:38.577405Z"},{"id":"GHSA-xgpm-q3mq-46rq","title":"PrestaShop some attribute not escaped in Validate::isCleanHTML method","description":"### Description\nSome event attributes are not detected by the isCleanHTML method\n\n### Impact\nSome modules using the isCleanHTML method could be vulnerable to xss\n\n### Patches\n8.1.3, 1.7.8.11\n\n### Workarounds\nThe best workaround is to use the `HTMLPurifier` library to sanitize html input coming from users. The library is already available as a dependency in the PrestaShop project. Beware though that in legacy object models, fields of `HTML` type will call `isCleanHTML`.\n\n### Reporters\n\nReported by Antonio Russo (@Antonio-R1 on GitHub) and Antonio Rocco Spataro (@antoniospataro on GitHub).\n\n","status":"published","published":"2024-01-03T21:41:14Z","modified":"2026-09-10T03:50:05.157935596Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-20","CWE-79"],"updated_at":"2026-11-02T15:46:59.835583Z"}]}}