CVE-2025-59937 go-mail has insufficient address encoding when passing mail addresses to the SMTP client

go-mail is a comprehensive library for sending mails with Go. In versions 0.7.0 and below, due to incorrect handling of the mail.Address values when a sender- or recipient address is passed to the corresponding MAIL FROM or RCPT TO commands of the SMTP client, there is a possibility of wrong...

GHSA-WPWJ-69CM-Q9C5 go-mail has insufficient address encoding when passing mail addresses to the SMTP client

Impact Due to incorrect handling of the mail.Address values when a sender- or recipient address is passed to the corresponding MAIL FROM or RCPT TO commands of the SMTP client, this could lead to a possible wrong address routing or even to ESMTP parameter smuggling. Vulnerability details Instead ...