CVE-2025-34299

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published11/7/2025

Last Modified12/10/2025

Sourcenvd

Honeypot Sightings0

Affected Products

monstaftp:monsta_ftp

Weaknesses (CWE)

CWE-434

References

https://labs.watchtowr.com/whats-that-coming-over-the-hill-monsta-ftp-remote-code-execution-cve-2025-34299/(disclosure@vulncheck.com)

https://www.monstaftp.com/notes/(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/monsta-ftp-unauthenticated-arbitrary-file-upload(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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