CVE-2021-47791: Smartftp

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

SmartFTP Client 10.0.2909.0 contains multiple denial of service vulnerabilities that allow attackers to crash the application through specific input manipulation. Attackers can trigger crashes by entering malformed paths, using invalid IP addresses, or clearing connection history in the client's interface.

Affected products

• Smartftp Smartftp: version 10.0.2909.0 only

Published 2026-01-16. Last modified 2026-06-17.