CVE-2025-34299

Monsta FTP <= 2.11 Unauthenticated Arbitrary File Upload

Published Nov 7, 2025 CVSS 4.0 · 9.3 Critical EPSS 72.7% KEV · Not listed
Description
Monsta FTP versions 2.11 and earlier contain a vulnerability that allows unauthenticated arbitrary file uploads. This flaw enables attackers to execute arbitrary code by uploading a specially crafted file from a malicious (S)FTP server.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
CPEs cpe:2.3:a:monstaftp:monsta_ftp:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Monstaftp
Monstaftp monsta Ftp
Vendors & Products Monstaftp
Monstaftp monsta Ftp
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Monsta FTP versions 2.11 and earlier contain a vulnerability that allows unauthenticated arbitrary file uploads. This flaw enables attackers to execute arbitrary code by uploading a specially crafted file from a malicious (S)FTP server.
Title Monsta FTP <= 2.11 Unauthenticated Arbitrary File Upload
Weaknesses CWE-434
References
Metrics cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 14, 2026, 2:08 AM
Reserved
Apr 15, 2025, 7:15 PM
Status
Analyzed
Published
Nov 7, 2025, 2:15 PM
Modified
Oct 18, 2026, 9:10 PM