CVE-2025-62042 WordPress Event post plugin <= 5.10.3 - Cross Site Scripting (XSS) vulnerability
An attacker can inject malicious scripts into the Event post plugin, potentially stealing user sessions or executing code in victim browsers.
- 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-2025-62042?
CVE-2025-62042 is a medium-severity cross-site scripting vulnerability in Bastien Ho Event post, published on 22 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 Bastien Ho Event post event-post.This issue affects Event post: from n/a through <= 5.10.3.
Weakness: CWE-79
Which versions are affected by CVE-2025-62042?
How do I fix CVE-2025-62042?
No fix has been published for CVE-2025-62042 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-2025-62042 being exploited?
There is no known exploitation of CVE-2025-62042 in the wild and no public exploit code.
Sources
Also known as GHSA-q458-cphq-v7v4.