RCE in Wftpserver Wing FTP Server
CVE-2020-37032
Wing FTP Server 6.3.8 contains a remote code execution vulnerability in its Lua-based web console that allows authenticated users to execute system commands. Attackers can leverage the console to send POST requests with malicious commands that trigger operating system execution through the os.execute() function.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (67.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.012 · change: +0.001
Affected products
- Wftpserver Wing FTP Server — versions 6.3.8
- Wing FTP Server — versions 6.3.8
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/48676 (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.wftpserver.com/ (Product, product)
- www.vulncheck.com/advisories/wing-ftp-server-remote-code-execution (Broken Link, third-party-advisory)
Frequently asked questions
- What is CVE-2020-37032?
- CVE-2020-37032 is a high-severity vulnerability in Wftpserver Wing FTP Server, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-01-30.
- How severe is CVE-2020-37032?
- High severity. CVSS v3 base score is 8.8 out of 10.