CVE-2025-31875 WordPress FancyPost plugin <= 6.0.1 - Cross Site Scripting (XSS) vulnerability
An attacker can execute arbitrary JavaScript in the context of other users' browsers via a DOM-based XSS vulnerability in the FancyPost plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-31875?
CVE-2025-31875 is a medium-severity cross-site scripting vulnerability in Pluginic FancyPost, published on 1 Apr 2025. Any signed-in user can exploit it over the network, 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 Pluginic FancyPost post-block allows DOM-Based XSS.This issue affects FancyPost: from n/a through <= 6.0.1.
Weakness: CWE-79
Which versions are affected by CVE-2025-31875?
How do I fix CVE-2025-31875?
No fix has been published for CVE-2025-31875 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-2025-31875 being exploited?
There is no known exploitation of CVE-2025-31875 in the wild and no public exploit code.
Sources
Also known as GHSA-cw4p-m5cc-276x.