{"id":"CVE-2017-11503","aliases":["GHSA-58mj-pw57-4vm2"],"url":"https://o3.security/vulnerability/CVE-2017-11503","summary":"Cross-site scripting in PHPMailer","details":"PHPMailer 5.2.23 has XSS in the \"From Email Address\" and \"To Email Address\" fields of code_generator.php.","published":"2017-07-20T23:29:00.310Z","modified":"2026-07-08T12:05:29.669713Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Packagist","name":"phpmailer/phpmailer","fixedVersion":"5.2.24"}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/99293/"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1039026"},{"type":"FIX","url":"https://github.com/PHPMailer/PHPMailer/releases/tag/v5.2.24"},{"type":"PACKAGE","url":"https://github.com/PHPMailer/PHPMailer"},{"type":"EVIDENCE","url":"https://cxsecurity.com/issue/WLB-2017060181"},{"type":"EVIDENCE","url":"https://packetstormsecurity.com/files/143138/phpmailer-xss.txt"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T12:05:29.669713Z"}}