{"schema_version":1,"title":"PHPMailer vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in PHPMailer: 0 in the last 7 days and 0 in the last 90 days, 2 of them critical and 1 exploited in the wild. The most recent, CVE-2020-36326, was published on 4 May 2021.","url":"https://junglewise.ai/threats/technologies/phpmailer","json_url":"https://junglewise.ai/threats/technologies/phpmailer.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/phpmailer","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":3,"critical":2,"exploited":1,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":0},"latest":[{"cve":"CVE-2020-36326","cvss":9.8,"epss":0.031,"slug":"cve-2020-36326-phpmailer-object-injection-in-attachment-processing","title":"PHPMailer object injection in attachment processing","severity":"critical","exploited":false,"published_at":"2021-05-04T17:42:13+00:00","url":"https://junglewise.ai/threats/cve-2020-36326-phpmailer-object-injection-in-attachment-processing"},{"cve":"CVE-2016-10033","cvss":3.1,"epss":0.9971,"slug":"cve-2016-10033-phpmailer-command-injection-in-mailsend-function","title":"Remote code execution in PHPMailer","severity":"critical","exploited":true,"published_at":"2020-03-05T22:09:17+00:00","url":"https://junglewise.ai/threats/cve-2016-10033-phpmailer-command-injection-in-mailsend-function"},{"cve":"CVE-2017-5223","cvss":5.5,"epss":0.0216,"slug":"cve-2017-5223-phpmailer-local-file-disclosure-in-msghtml-method","title":"PHPMailer local file disclosure in msgHTML method","severity":"medium","exploited":false,"published_at":"2017-01-16T06:59:00.197+00:00","url":"https://junglewise.ai/threats/cve-2017-5223-phpmailer-local-file-disclosure-in-msghtml-method"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Php","slug":"php-php","vulnerabilities":9,"url":"https://junglewise.ai/threats/technologies/php-php"}],"technology":{"hub":true,"name":"PHPMailer","slug":"phpmailer","vendor":{"name":"PHP","slug":"php","url":"https://junglewise.ai/threats/vendors/php"},"aliases":[],"homepage":"https://github.com/PHPMailer/PHPMailer","repo_url":"https://github.com/PHPMailer/PHPMailer","description":"PHPMailer is a code library for sending email from PHP applications.","url":"https://junglewise.ai/threats/technologies/phpmailer"},"most_severe":[{"cve":"CVE-2016-10033","cvss":3.1,"epss":0.9971,"slug":"cve-2016-10033-phpmailer-command-injection-in-mailsend-function","title":"Remote code execution in PHPMailer","severity":"critical","exploited":true,"published_at":"2020-03-05T22:09:17+00:00","url":"https://junglewise.ai/threats/cve-2016-10033-phpmailer-command-injection-in-mailsend-function"},{"cve":"CVE-2020-36326","cvss":9.8,"epss":0.031,"slug":"cve-2020-36326-phpmailer-object-injection-in-attachment-processing","title":"PHPMailer object injection in attachment processing","severity":"critical","exploited":false,"published_at":"2021-05-04T17:42:13+00:00","url":"https://junglewise.ai/threats/cve-2020-36326-phpmailer-object-injection-in-attachment-processing"},{"cve":"CVE-2017-5223","cvss":5.5,"epss":0.0216,"slug":"cve-2017-5223-phpmailer-local-file-disclosure-in-msghtml-method","title":"PHPMailer local file disclosure in msgHTML method","severity":"medium","exploited":false,"published_at":"2017-01-16T06:59:00.197+00:00","url":"https://junglewise.ai/threats/cve-2017-5223-phpmailer-local-file-disclosure-in-msghtml-method"}],"generated_at":"2026-09-27T03:07:00.185062+00:00"}