CVE-2022-4362 Popup Maker < 1.16.9 - Contributor+ Stored XSS via Shortcode

Medium 5.4 Published Updated

Contributors can inject malicious scripts via unescaped shortcode attributes in Popup Maker, leading to stored XSS attacks against site visitors.

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-2022-4362?

CVE-2022-4362 is a medium-severity cross-site scripting vulnerability in Unknown Popup Maker, published on 2 Jan 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

The Popup Maker WordPress plugin before 1.16.9 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks

Which versions are affected by CVE-2022-4362?

It affects 1 product.

Products include Code-Atlantic Popup Maker.

How do I fix CVE-2022-4362?

No fix has been published for CVE-2022-4362 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-2022-4362 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4362 exists.

Sources

Also known as GHSA-jwf2-6pcx-2939.

Is CVE-2022-4362 in your software?

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