CVE-2023-53886

HighCVSS 7.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-121 CWE-787

Affected software

No affected versions have been published.

Timeline

Published: Dec 15, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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