CVE-2021-24743 Podcast Subscribe Buttons < 1.4.2 - Contributor+ Stored XSS

Medium 5.4 Published Updated

Contributors can inject malicious scripts via stored XSS in the Podcast Subscribe Buttons plugin, potentially compromising 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-2021-24743?

CVE-2021-24743 is a medium-severity cross-site scripting vulnerability in Unknown Podcast Subscribe Buttons, published on 18 Oct 2021. 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 Podcast Subscribe Buttons WordPress plugin before 1.4.2 allows users with any role capable of editing or adding posts to perform stored XSS.

Weakness: CWE-79

Which versions are affected by CVE-2021-24743?

It affects 1 product.

Products include Secondlinethemes Podcast Subscribe Buttons.

How do I fix CVE-2021-24743?

No fix has been published for CVE-2021-24743 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-2021-24743 being exploited?

There is no known exploitation of CVE-2021-24743 in the wild and no public exploit code.

Sources

Also known as GHSA-8m82-w6wf-gfjx.

Is CVE-2021-24743 in your software?

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