CVE-2019-20212 Cross-site scripting in n/a

Medium 6.1 Published Updated

Persistent XSS in WordPress themes allows attackers to inject malicious scripts via chat forms, potentially leading to session hijacking or code execution.

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-2019-20212?

CVE-2019-20212 is a medium-severity cross-site scripting vulnerability in n/a, published on 13 Jan 2020. 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 CTHthemes CityBook before 2.3.4, TownHub before 1.0.6, and EasyBook before 1.2.2 themes for WordPress allow Persistent XSS via the chat widget/page message form.

Weakness: CWE-79

Which versions are affected by CVE-2019-20212?

It affects 3 products.

Products include Cththemes Citybook, Cththemes Easybook, Cththemes Townhub.

How do I fix CVE-2019-20212?

No fix has been published for CVE-2019-20212 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-2019-20212 being exploited?

There is no known exploitation of CVE-2019-20212 in the wild and no public exploit code.

Sources

Also known as GHSA-4h97-gx53-pcm9.

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