CVE-2018-25226: Ftpshell Server

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

FTPShell Server 6.83 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an excessively long string in the account name field. Attackers can trigger a denial of service by pasting a 417-byte payload into the 'Account name to ban' parameter within the Manage FTP Accounts interface.

Affected products

• Ftpshell Ftpshell Server: version 6.83 only

Published 2026-03-30. Last modified 2026-06-17.