CVE-2019-11682: Tabslab Mailcarrier

Critical severity, CVSS 9.8. EPSS: 3.2% chance of exploitation in the next 30 days.

A buffer overflow in the SMTP response service in MailCarrier 2.51 allows the attacker to execute arbitrary code remotely via a long HELP command, a related issue to CVE-2019-11395.

Affected products

• Tabslab Mailcarrier: version 2.51 only

Published 2019-05-02. Last modified 2026-06-17.