CVE-2021-42546 Reflected XSS in search functionality of WP Cloud Plugins - Use-Your-Drive
Unauthenticated attackers can execute arbitrary scripts via reflected XSS in the search feature of the Use-Your-Drive WordPress plugin.
- 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-2021-42546?
CVE-2021-42546 is a medium-severity cross-site scripting vulnerability in WP Cloud Plugins Use-Your-Drive, published on 13 Dec 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
Insufficient Input Validation in the search functionality of Wordpress plugin Use-Your-Drive prior to 1.18.3 allows unauthenticated user to craft a reflected Cross-Site Scripting attack.
Weakness: CWE-79
Which versions are affected by CVE-2021-42546?
It affects 1 product.
Products include Wpcloudplugins Use-Your-Drive.
How do I fix CVE-2021-42546?
No fix has been published for CVE-2021-42546 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-2021-42546 being exploited?
There is no known exploitation of CVE-2021-42546 in the wild and no public exploit code.
Sources
Also known as GHSA-pm9p-228m-rc94.