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Medium · 5.1 CVE-2023-53886 EUVD-2025-203414GHSA-hxpr-5v98-mw59

Xlight FTP Server 3.9.3.6 Stack Buffer Overflow Vulnerability via Execute Program

Published Dec 15, 2025 · Updated May 12, 2026 · Assigned by VulnCheck

Description

Xlight FTP Server 3.9.3.6 contains a stack buffer overflow vulnerability in the 'Execute Program' configuration that allows attackers to crash the application. Attackers can trigger the vulnerability by inserting 294 characters into the program execution configuration, causing a denial of service condition.

Affected products

VendorProductAffectedFixed
Xlightftpd Xlight FTP Server 3.9.3.6 —

References