CVE-2020-5195

medium

Description

Reflected XSS through an IMG element in Cerberus FTP Server prior to versions 11.0.1 and 10.0.17 allows a remote attacker to execute arbitrary JavaScript or HTML via a crafted public folder URL. This occurs because of the folder_up.png IMG element not properly sanitizing user-inserted directory paths. The path modification must be done on a publicly shared folder for a remote attacker to insert arbitrary JavaScript or HTML. The vulnerability impacts anyone who clicks the malicious link crafted by the attacker.

References

https://www.doyler.net/security-not-included/cerberus-ftp-vulnerabilities

https://www.cerberusftp.com/xss-vulnerability-in-public-shares-fixed-in-cerberus-ftp-server-version-11-0-1-and-10-0-17/

https://support.cerberusftp.com/hc/en-us/community/topics/360000164199-Announcements

Details

Source: Mitre, NVD

Published: 2020-01-13

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 6.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00434