CVE-2021-24810 WP Event Manager < 3.1.23 - Admin+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via Field Editor settings, leading to stored XSS attacks in the WP Event Manager plugin.
- 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-2021-24810?
CVE-2021-24810 is a medium-severity cross-site scripting vulnerability in Unknown WP Event Manager – Easily Build your Calendar of Events!, published on 7 Mar 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 Event Manager WordPress plugin before 3.1.23 does not escape some of its Field Editor settings when outputting them, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
Weakness: CWE-79
Which versions are affected by CVE-2021-24810?
It affects 1 product.
Products include Wp-Eventmanager Wp Event Manager.
How do I fix CVE-2021-24810?
No fix has been published for CVE-2021-24810 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-2021-24810 being exploited?
There is no known exploitation of CVE-2021-24810 in the wild and no public exploit code.
Other vulnerabilities in Unknown WP Event Manager – Easily Build your Calendar of Events!
- CVE-2025-2800 WP Event Manager <= 3.1.50 - Unauthenticated Stored Cross-Site Scripting via 'organizer_name'
- CVE-2023-47697 WordPress WP Event Manager Plugin <= 3.1.39 is vulnerable to Cross Site Scripting (XSS)
- CVE-2023-52118 WordPress WP User Profile Avatar Plugin <= 1.0 is vulnerable to Cross Site Scripting (XSS)
- CVE-2024-2691 Cross-site scripting in WP Event Manager – Events Calendar, Registrations, Sell Tickets with WooCommerce
- CVE-2024-0976 WP Event Manager <= 3.1.41 - Reflected Cross-Site Scripting via plugin
Sources
Also known as GHSA-p7xr-9xx7-g45r.