CVE-2019-14789 Cross-site scripting in n/a

Medium 6.1 Published Updated

Cross-site scripting vulnerability in Custom 404 Pro plugin allows attackers to inject malicious scripts via the page parameter.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2019-14789?

CVE-2019-14789 is a medium-severity cross-site scripting vulnerability in n/a, published on 15 Aug 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The Custom 404 Pro plugin 3.2.8 for WordPress has XSS via the wp-admin/admin.php?page=c4p-main page parameter.

Weakness: CWE-79

Which versions are affected by CVE-2019-14789?

It affects 1 product.

Products include Kunalnagar Custom 404 Pro.

How do I fix CVE-2019-14789?

No fix has been published for CVE-2019-14789 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-2019-14789 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-14789 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-3wh3-p2p8-722q.

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