CVE-2018-11430 Cross-site scripting in n/a

Medium 5.4 Published Updated

Cross-site scripting vulnerability in MyBB Moderator Log Notes plugin allows attackers to inject malicious scripts via the notes textarea.

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-2018-11430?

CVE-2018-11430 is a medium-severity cross-site scripting vulnerability in n/a, published on 28 May 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

An issue was discovered in the Moderator Log Notes plugin 1.1 for MyBB. It allows moderators to save notes and display them in a list in the modCP. The XSS is located in the mod notes textarea.

Weakness: CWE-79

Which versions are affected by CVE-2018-11430?

It affects 1 product.

Products include Moderator Log Notes Project Moderator Log Notes.

How do I fix CVE-2018-11430?

No fix has been published for CVE-2018-11430 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-2018-11430 being exploited?

There is no known exploitation of CVE-2018-11430 in the wild and no public exploit code.

Sources

Also known as GHSA-xvgr-x49q-7v79.

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