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Status published
Critical
CVE-2025-34299
Monsta FTP <= 2.11 Unauthenticated Arbitrary File Upload
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Sonny of watchTowr
Affected Vendor
Monsta Limited of New Zealand
View all reports →Affected Software
Monsta FTP
Vulnerable Versions:
0
Timeline
Official Publish:
November 7th, 2025
Last Modified:
May 14th, 2026
Added to House:
July 22nd, 2026