mjperpinosa stumasy add_post.php up_file_to_post unrestricted upload

Summaryinfo

A vulnerability described as critical has been identified in mjperpinosa stumasy. The impacted element is an unknown function of the file application/PHP/objects/updates/add_post.php. Executing a manipulation of the argument up_file_to_post can lead to unrestricted upload. The identification of this vulnerability is CVE-2026-10806. The attack may be launched remotely. Furthermore, there is an exploit available. This product operates on a rolling release basis, ensuring continuous delivery. Consequently, there are no version details for either affected or updated releases. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability classified as critical was found in mjperpinosa stumasy. This vulnerability affects an unknown code block of the file application/PHP/objects/updates/add_post.php. The manipulation of the argument up_file_to_post with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability was named CVE-2026-10806. The exploitation appears to be easy. The attack can be initiated remotely. Technical details and also a public exploit are known. This vulnerability is assigned to T1608.002 by the MITRE ATT&CK project.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet. By approaching the search of inurl:application/PHP/objects/updates/add_post.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• mjperpinosa

Name

• stumasy

Version

• 25d695901fbb586bf184b8ba73456d8e5311656c
• 79c86fce86a09adc6edcbd6d56115fbff14ed538
• 327d1b0f2915ba79d7ef8ebb74553e987609d9be

Website

• Product: https://github.com/mjperpinosa/stumasy/

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Accepted

• Submit #831510: mjperpinosa stumasy 1.0 RCE vulnerability (by cnluminous)

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