PHPMailer Shell command injection

PHPMailer before 1.7.4, when configured to use sendmail, allows remote attackers to execute arbitrary shell commands via shell metacharacters in the SendmailSend function in class.phpmailer.php.

Impact

Shell command injection, remotely exploitable if host application does not filter user data appropriately.

Patches

Fixed in 1.7.4

Workarounds

Filter and validate user-supplied data before putting in the into the Sender property.

References

https://nvd.nist.gov/vuln/detail/CVE-2007-3215

For more information

If you have any questions or comments about this advisory:

• Open a private issue in the PHPMailer project