CVE-2021-24477 Migrate Users <= 1.0.1 - CSRF to Stored Cross-Site Scripting (XSS)
Attackers can inject malicious scripts via stored XSS in the Migrate Users plugin, potentially executing code or bypassing security controls.
- 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-2021-24477?
CVE-2021-24477 is a medium-severity cross-site scripting vulnerability in Unknown Migrate Users, published on 2 Aug 2021. 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 Migrate Users WordPress plugin through 1.0.1 does not sanitise or escape its Delimiter option before outputting in a page, leading to a Stored Cross-Site Scripting issue. Furthermore, the plugin does not have CSRF check in place when saving its options, allowing the issue to be exploited via a CSRF attack.
Which versions are affected by CVE-2021-24477?
It affects 1 product.
Products include Migrate Users Project Migrate Users.
How do I fix CVE-2021-24477?
No fix has been published for CVE-2021-24477 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-2021-24477 being exploited?
There is no known exploitation of CVE-2021-24477 in the wild and no public exploit code.
Sources
Also known as GHSA-g25f-25qj-882j.