CVE-2024-46483: Xlightftpd Xlight FTP Server

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

Xlight FTP Server <3.9.4.3 has an integer overflow vulnerability in the packet parsing logic of the SFTP server, which can lead to a heap overflow with attacker-controlled content.

Affected products

• Xlightftpd Xlight FTP Server: before 3.9.4.3 (fixed in 3.9.4.3)

Published 2024-10-22. Last modified 2026-06-17.