CVE-2025-47550 WordPress Instantio plugin <= 3.3.16 - Arbitrary File Upload Vulnerability
Attackers can upload malicious web shells to the server via the Instantio WordPress plugin, leading to remote code execution.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-47550?
CVE-2025-47550 is a medium-severity vulnerability in Themefic Instantio, published on 7 May 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
Unrestricted Upload of File with Dangerous Type vulnerability in Themefic Instantio instantio allows Upload a Web Shell to a Web Server.This issue affects Instantio: from n/a through <= 3.3.16.
Weakness: CWE-434
Which versions are affected by CVE-2025-47550?
It affects 1 product.
Products include Themefic Instantio.
How do I fix CVE-2025-47550?
No fix has been published for CVE-2025-47550 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-47550 being exploited?
There is no known exploitation of CVE-2025-47550 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-9gm2-8g95-pwq8.