Unrestricted File Upload Vulnerability in mjperpinosa Stumasy Product
CVE-2026-10806

5.3MEDIUM

Key Information:

Vendor: Mjperpinosa
Status: Stumasy
Vendor: CVE Published:; 4 June 2026

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👾 Exploit Exists🟡 Public PoC

What is CVE-2026-10806?

A vulnerability exists in the mjperpinosa Stumasy application, specifically related to the handling of file uploads through the add_post.php script. An attacker may exploit this vulnerability by manipulating the argument 'up_file_to_post,' which allows for unrestricted file uploads. This issue could enable malicious users to upload arbitrary files to the server, leading to potential system compromise. The vulnerability has been publicly disclosed, and although it has been reported to the vendor, a response or patch has not yet been provided. Users of Stumasy should be aware of this risk and take appropriate measures to secure their applications.

Affected Version(s)

stumasy 25d695901fbb586bf184b8ba73456d8e5311656c

stumasy 79c86fce86a09adc6edcbd6d56115fbff14ed538

stumasy 327d1b0f2915ba79d7ef8ebb74553e987609d9be

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-10806 - Proof of Concept