← Vulnerability feed

Vulnerability record · CVE-2020-14055 · published 1 July 2020

CVE-2020-14055: Monstaftp monsta ftp cross-site scripting vulnerability

Monstaftp · Monsta Ftp

Monsta FTP 2.10.1 or below is prone to a stored cross-site scripting vulnerability in the language setting due to insufficient output encoding.

6.1 CVSS 3.1 Medium EPSS 0.70% · top 48.8% CWE-79 · Cross-site scripting
6.1CVSS 3.1 base score, v2 4.3
0.70%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Monsta FTP 2.10.1 or below is prone to a stored cross-site scripting vulnerability in the language setting due to insufficient output encoding.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20191211-01_Monsta_FTP_Stored_XSS Third Party Advisory
https://www.monstaftp.com/notes/ Release NotesVendor Advisory
https://github.com/sbaresearch/advisories/tree/public/2019/SBA-ADV-20191211-01_Monsta_FTP_Stored_XSS Third Party Advisory
https://www.monstaftp.com/notes/ Release NotesVendor Advisory

Track CVE-2020-14055 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-27468Monstaftp monsta ftp unrestricted file upload vulnerabilityMonstaftp v2.10.3 was discovered to contain an arbitrary file upload which allows attackers to execute arbitrary code via a crafted file uploaded to …EPSS 2.1%9.8CVE-2022-27469Monstaftp monsta ftp server-side request forgery (ssrf) vulnerabilityMonstaftp v2.10.3 was discovered to allow attackers to execute Server-Side Request Forgery (SSRF).EPSS 1.4%9.8CVE-2020-14057Monstaftp monsta ftp vulnerabilityMonsta FTP 2.10.1 or below allows external control of paths used in filesystem operations. This allows attackers to read and write arbitrary local fi…EPSS 2.6%9.8CVE-2020-14056Monstaftp monsta ftp server-side request forgery (ssrf) vulnerabilityMonsta FTP 2.10.1 or below is prone to a server-side request forgery vulnerability due to insufficient restriction of the web fetch functionality. Th…EPSS 1.3%9.3CVE-2025-34299Monsta FTP unauthenticated arbitrary file upload leads to RCEMonsta FTP versions 2.11 and earlier allow unauthenticated arbitrary file uploads. An attacker can execute arbitrary code by uploading a specially cr…EPSS 73%analysed6.1CVE-2026-42897Microsoft Exchange Server XSS enables spoofingMicrosoft Exchange Server and Exchange Server Subscription Edition fail to neutralize input during web page generation, a cross-site scripting flaw (…KEVEPSS 0.52%analysed6.1CVE-2025-48700Zimbra Classic UI stored XSS via crafted email HTMLZimbra Collaboration Suite Classic UI fails to properly sanitize HTML content in email messages, allowing crafted tag structures and attribute values…KEVEPSS 1.7%analysed6.1CVE-2025-66376Zimbra Collaboration Classic UI stored XSS via CSS @import in emailZimbra Collaboration Suite 10 before 10.0.18 and 10.1 before 10.1.13 allows stored cross-site scripting in the Classic UI through CSS @import directi…KEVEPSS 20%analysed

Source: NIST National Vulnerability Database (record CVE-2020-14055), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.