mutt — Vulnerabilities & Security Advisories 10

Mutt is a command-line email client focused on efficient text-based email handling with minimal resource usage. Historically, it has been vulnerable to remote code execution, cross-site scripting, and privilege escalation flaws, often through crafted email content or insecure configuration handling. While no major public incidents have been widely documented, its 10 CVEs highlight risks in parsing MIME data and handling attachments. Security characteristics include its lightweight nature but also potential attack surfaces through input validation weaknesses in its text processing capabilities. Regular updates remain essential for secure deployment in environments handling sensitive communications.