{"id":"CVE-2021-27917","aliases":["GHSA-xpc5-rr39-v8v2"],"url":"https://o3.security/vulnerability/CVE-2021-27917","summary":"Mautic has an XSS in contact tracking and page hits report","details":"### Summary\nPrior to this patch, a stored XSS vulnerability existed in the contact tracking and page hits report.\n\n### Patches\nPlease update to 4.4.13 or 5.1.1 or later.\n\n### Workarounds\nNone\n\n### References\nhttps://owasp.org/www-project-top-ten/2017/A7_2017-Cross-Site_Scripting_(XSS)\nhttps://owasp.org/www-project-web-security-testing-guide/latest/4-Web_Application_Security_Testing/07-Input_Validation_Testing/02-Testing_for_Stored_Cross_Site_Scripting\n\nIf you have any questions or comments about this advisory:\n\nEmail us at [security@mautic.org](mailto:security@mautic.org)\n","published":"2024-09-18T22:15:03.577Z","modified":"2026-08-07T15:15:20.444559Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"mautic/core-lib","fixedVersion":"4.4.13"},{"ecosystem":"Packagist","name":"mautic/core-lib","fixedVersion":"5.1.1"},{"ecosystem":"Packagist","name":"mautic/core","fixedVersion":"4.4.13"},{"ecosystem":"Packagist","name":"mautic/core","fixedVersion":"5.1.1"}],"fix":{"url":"https://github.com/mautic/mautic/commit/550e33562d03363f7592fa9354259787a23a1d98","label":"mautic/mautic@550e335"},"references":[{"type":"ADVISORY","url":"https://github.com/mautic/mautic/security/advisories/GHSA-xpc5-rr39-v8v2"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27917"},{"type":"WEB","url":"https://github.com/mautic/mautic/commit/550e33562d03363f7592fa9354259787a23a1d98"},{"type":"WEB","url":"https://github.com/mautic/mautic/commit/629165ac905c53bbb44feb5a6dbadb1dfd6d5564"},{"type":"PACKAGE","url":"https://github.com/mautic/mautic"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T15:15:20.444559Z"}}