What is CVE-2023-37875?

CVE-2023-37875 is a low-severity vulnerability in Wftpserver Wing FTP Server, classified under Improper Encoding or Escaping of Output. CVSS score: 3.0/10. Published 2023-09-12.

How severe is CVE-2023-37875?

Low severity. CVSS v3 base score is 3.0 out of 10.

XSS in Wftpserver Wing FTP Server

CVE-2023-37875

Improper encoding or escaping of output in Wing FTP Server (User Web Client) allows Cross-Site Scripting (XSS).This issue affects Wing FTP Server: <= 7.2.0.

Published 2023-09-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.0 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (19.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.000

Affected products

Wftpserver Wing FTP Server
Wing FTP Server — versions <= 7.2.0

Weakness classification (CWE)

References

www.wftpserver.com/serverhistory.htm (Release Notes)

Frequently asked questions

What is CVE-2023-37875?: CVE-2023-37875 is a low-severity vulnerability in Wftpserver Wing FTP Server, classified under Improper Encoding or Escaping of Output. CVSS score: 3.0/10. Published 2023-09-12.
How severe is CVE-2023-37875?: Low severity. CVSS v3 base score is 3.0 out of 10.