CVE-2025-31394 WordPress More Mime Type Filters plugin <= 0.3 - CSRF to Stored XSS vulnerability
A stored XSS vulnerability in the More Mime Type Filters WordPress plugin allows attackers to inject malicious scripts via CSRF.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-31394?
CVE-2025-31394 is a high-severity cross-site scripting vulnerability in Kailey (trepmal) More Mime Type Filters, published on 9 Apr 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Kailey (trepmal) More Mime Type Filters more-mime-type-filters allows Stored XSS.This issue affects More Mime Type Filters: from n/a through <= 0.3.
Weakness: CWE-79
Which versions are affected by CVE-2025-31394?
How do I fix CVE-2025-31394?
No fix has been published for CVE-2025-31394 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2025-31394 being exploited?
There is no known exploitation of CVE-2025-31394 in the wild and no public exploit code.
Sources
Also known as GHSA-wg2x-g88m-2886.