CVE-2025-15226 Sunnet|WMPro - Arbitrary File Upload

Critical 9.3 Published Updated

Unauthenticated attackers can upload malicious files to execute arbitrary code on the server hosting WMPro.

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

What is CVE-2025-15226?

CVE-2025-15226 is a critical vulnerability in Sunnet WMPro, published on 29 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

WMPro developed by Sunnet has a Arbitrary File Upload vulnerability, allowing unauthenticated remote attackers to upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.

Weakness: CWE-434

Which versions are affected by CVE-2025-15226?

It affects 1 product.

Products include Sun.net Wmpro.

How do I fix CVE-2025-15226?

No fix has been published for CVE-2025-15226 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-15226 being exploited?

There is no known exploitation of CVE-2025-15226 in the wild and no public exploit code.

Sources

Also known as GHSA-m9qv-jv94-ch3q.

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