CVE-2021-4222 WP Paginate < 2.1.4 - Admin+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via unsanitized preset settings in the WP-Paginate plugin, leading to stored XSS.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-4222?
CVE-2021-4222 is a medium-severity cross-site scripting vulnerability in Unknown WP-Paginate, published on 28 Feb 2022. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The WP-Paginate WordPress plugin before 2.1.4 does not sanitise and escape its preset settings, allowing high privilege users such as admin to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
Weakness: CWE-79
Which versions are affected by CVE-2021-4222?
It affects 1 product.
Products include Maxfoundry Wp-Paginate.
How do I fix CVE-2021-4222?
No fix has been published for CVE-2021-4222 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-2021-4222 being exploited?
There is no known exploitation of CVE-2021-4222 in the wild and no public exploit code.
Other vulnerabilities in Unknown WP-Paginate
Sources
Also known as GHSA-5xxx-9gqj-f6pv.