CVE-2021-24798 WP Header Images < 2.0.1 - Reflected Cross-Site Scripting
Attackers can execute arbitrary scripts in the context of other users via the t parameter in the WP Header Images plugin settings page.
- 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-2021-24798?
CVE-2021-24798 is a medium-severity cross-site scripting vulnerability in Unknown WP Header Images, published on 8 Nov 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 WP Header Images WordPress plugin before 2.0.1 does not sanitise and escape the t parameter before outputting it back in the plugin's settings page, leading to a Reflected Cross-Site Scripting issue
Weakness: CWE-79
Which versions are affected by CVE-2021-24798?
It affects 1 product.
Products include Androidbubbles Wp Header Images.
How do I fix CVE-2021-24798?
No fix has been published for CVE-2021-24798 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-2021-24798 being exploited?
There is no known exploitation of CVE-2021-24798 in the wild and no public exploit code.
Sources
Also known as GHSA-5g3f-4m9c-jvq6.