CVE-2025-48258 WordPress Mega Menu Block plugin <= 1.0.6 - Cross Site Scripting (XSS) Vulnerability
An attacker can inject malicious scripts into the Mega Menu Block plugin, potentially executing code in the context of other users' 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-2025-48258?
CVE-2025-48258 is a medium-severity cross-site scripting vulnerability in jetmonsters Mega Menu Block, published on 19 May 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 jetmonsters Mega Menu Block getwid-megamenu allows Stored XSS.This issue affects Mega Menu Block: from n/a through <= 1.0.6.
Weakness: CWE-79
Which versions are affected by CVE-2025-48258?
How do I fix CVE-2025-48258?
No fix has been published for CVE-2025-48258 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-2025-48258 being exploited?
There is no known exploitation of CVE-2025-48258 in the wild and no public exploit code.
Sources
Also known as GHSA-cpr4-r4g2-phc7.