CVE-2025-8344 openviglet shio ShStaticFileAPI.java shStaticFileUpload unrestricted upload

Medium 5.3 Published Updated

Remote attackers can upload malicious files via the static file API, potentially leading to code execution on the Shio CMS server.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-8344?

CVE-2025-8344 is a medium-severity vulnerability in openviglet shio, published on 31 Jul 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability classified as critical has been found in openviglet shio up to 0.3.8. Affected is the function shStaticFileUpload of the file shio-app/src/main/java/com/viglet/shio/api/staticfile/ShStaticFileAPI.java. The manipulation of the argument filename leads to unrestricted upload. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-434, CWE-284

Which versions are affected by CVE-2025-8344?

It affects 1 product.

Products include Viglet Shio.

How do I fix CVE-2025-8344?

No fix has been published for CVE-2025-8344 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-8344 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-8344 exists.

Sources

Also known as GHSA-mhvx-xvx6-36jg.

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