{"id":"CVE-2016-10074","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-10074","generatedAt":"2026-10-28T02:17:45.749Z","title":"The mail transport (aka Swift_Transport_MailTransport) in Swift Mailer before 5.4.5 might allow remote attackers to pass extra parameters to the mail command and consequently execute arbitrary code via a \\\" (backslash double quote) in a crafted e-mail…","description":"The mail transport (aka Swift_Transport_MailTransport) in Swift Mailer before 5.4.5 might allow remote attackers to pass extra parameters to the mail command and consequently execute arbitrary code via a \\\" (backslash double quote) in a crafted e-mail address in the (1) From, (2) ReturnPath, or (3) Sender header.","published":"2016-12-30T19:59:00.000Z","lastModified":"2026-06-17T00:39:01.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-77"],"affected":["swiftmailer/swiftmailer"],"epss":{"score":0.43793,"percentile":0.98737,"date":"2026-10-26","history":[{"date":"2026-09-21","score":0.36906,"percentile":0.98485},{"date":"2026-09-22","score":0.41827,"percentile":0.98624},{"date":"2026-10-14","score":0.43793,"percentile":0.98729}]},"kev":{"listed":false},"exploits":{"count":3,"verified":false,"firstPublished":"2016-12-28","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":42221,"kind":"exploit","title":"PHPMailer < 5.2.20 with Exim MTA - Remote Code Execution","url":"https://www.exploit-db.com/exploits/42221","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/42221.py","file":"exploits/php/webapps/42221.py","published":"2017-06-21","added":"2017-06-21","updated":"2017-08-03","author":"phackt_ul","type":"webapps","platform":"php","port":null,"verified":false,"codes":["CVE-2016-10074","CVE-2016-10045","CVE-2016-10034","CVE-2016-10033"],"tags":null,"aliases":null,"applicationUrl":"http://www.exploit-db.comPHPMailer-5.2.17.zip","screenshotUrl":null,"referenceUrl":null},{"edbId":40986,"kind":"exploit","title":"PHPMailer < 5.2.20 / SwiftMailer < 5.4.5-DEV / Zend Framework / zend-mail < 2.4.11 - 'AIO' 'PwnScriptum' Remote Code Execution","url":"https://www.exploit-db.com/exploits/40986","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/40986.py","file":"exploits/php/webapps/40986.py","published":"2017-01-02","added":"2017-01-02","updated":"2017-01-02","author":"Dawid Golunski","type":"webapps","platform":"php","port":null,"verified":false,"codes":["CVE-2016-10074","CVE-2016-10045","CVE-2016-10034","CVE-2016-10033"],"tags":null,"aliases":"PwnScriptum","applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://legalhackers.com/videos/PHPMailer-Exploit-Remote-Code-Exec-Vuln-CVE-2016-10033-PoC.html"},{"edbId":40972,"kind":"exploit","title":"SwiftMailer < 5.4.5-DEV - Remote Code Execution","url":"https://www.exploit-db.com/exploits/40972","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/php/webapps/40972.php","file":"exploits/php/webapps/40972.php","published":"2016-12-28","added":"2016-12-28","updated":"2016-12-28","author":"Dawid Golunski","type":"webapps","platform":"php","port":null,"verified":false,"codes":["CVE-2016-10074"],"tags":null,"aliases":null,"applicationUrl":"http://www.exploit-db.comswiftmailer-5.4.4.zip","screenshotUrl":null,"referenceUrl":"https://legalhackers.com/advisories/SwiftMailer-Exploit-Remote-Code-Exec-CVE-2016-10074-Vuln.html"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 43.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/140290/SwiftMailer-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://seclists.org/fulldisclosure/2016/Dec/86","tags":["Exploit","Mailing List"],"source":"cve@mitre.org"},{"url":"http://www.debian.org/security/2017/dsa-3769","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/95140","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://github.com/swiftmailer/swiftmailer/blob/5.x/CHANGES","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://legalhackers.com/advisories/SwiftMailer-Exploit-Remote-Code-Exec-CVE-2016-10074-Vuln.html","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/40972/","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/40986/","source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/42221/","source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/140290/SwiftMailer-Remote-Code-Execution.html","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2016/Dec/86","tags":["Exploit","Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2017/dsa-3769","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/95140","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/swiftmailer/swiftmailer/blob/5.x/CHANGES","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://legalhackers.com/advisories/SwiftMailer-Exploit-Remote-Code-Exec-CVE-2016-10074-Vuln.html","tags":["Exploit","Technical Description","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/40972/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/40986/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/42221/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-10074","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}