CVE-2005-4300: Libremail

High severity, CVSS 7.5. EPSS: 2.3% chance of exploitation in the next 30 days.

Format string vulnerability in the lire_pop function in pop.c in libremail 1.1.0 and earlier, with compiled with the debug option, allows remote attackers to execute arbitrary code via a crafted e-mail or POP server response.

Affected products

• Libremail Libremail: up to and including 1.1

Published 2005-12-16. Last modified 2026-06-16.