CVE-2025-64367 WordPress Groundhogg plugin <= 4.2.6 - Cross Site Scripting (XSS) vulnerability
An attacker can inject malicious scripts into the Groundhogg WordPress plugin, potentially compromising user sessions or site integrity.
- 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-2025-64367?
CVE-2025-64367 is a medium-severity cross-site scripting vulnerability in Adrian Tobey Groundhogg, published on 31 Oct 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 Adrian Tobey Groundhogg groundhogg allows Stored XSS.This issue affects Groundhogg: from n/a through <= 4.2.6.
Weakness: CWE-79
Which versions are affected by CVE-2025-64367?
How do I fix CVE-2025-64367?
No fix has been published for CVE-2025-64367 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-2025-64367 being exploited?
There is no known exploitation of CVE-2025-64367 in the wild and no public exploit code.
Sources
Also known as GHSA-qw73-cw24-3jmw.