CVE-2018-25132 MyBB Trending Widget Plugin 1.2 - Cross-Site Scripting
Attackers can inject malicious scripts via thread titles in the MyBB Trending Widget Plugin, executing code when other users view the widget.
- 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-2018-25132?
CVE-2018-25132 is a medium-severity cross-site scripting vulnerability in zainali99 MyBB Trending Widget Plugin, published on 23 Jan 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
MyBB Trending Widget Plugin 1.2 contains a cross-site scripting vulnerability that allows attackers to inject malicious scripts through thread titles. Attackers can modify thread titles with script payloads that will execute when other users view the trending widget.
Weakness: CWE-79
Which versions are affected by CVE-2018-25132?
It affects 1 product.
Products include Mybb Trending Widget.
How do I fix CVE-2018-25132?
No fix has been published for CVE-2018-25132 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-2018-25132 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25132 exists.
Sources
Also known as GHSA-6wmh-3ww6-g2h7.