CVE-2006-3242: Mutt

High severity, CVSS 7.5. EPSS: 6% chance of exploitation in the next 30 days.

Stack-based buffer overflow in the browse_get_namespace function in imap/browse.c of Mutt 1.4.2.1 and earlier allows remote attackers to cause a denial of service (crash) or execute arbitrary code via long namespaces received from the IMAP server.

Affected products

• Mutt Mutt: version 1.4.2 only; version 1.4.2.1 only

Published 2006-06-27. Last modified 2026-06-16.