CVE-2021-24685 Flat Preloader < 1.5.4 - CSRF to Stored Cross-Site Scripting
Attackers can inject malicious scripts via CSRF in Flat Preloader settings, potentially compromising admin accounts and site integrity.
- 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-2021-24685?
CVE-2021-24685 is a medium-severity cross-site scripting vulnerability in Unknown Flat Preloader, published on 1 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 Flat Preloader WordPress plugin before 1.5.4 does not enforce nonce checks when saving its settings, as well as does not sanitise and escape them, which could allow attackers to a make logged in admin change them with a Cross-Site Scripting payload (triggered either in the frontend or backend depending on the payload)
Which versions are affected by CVE-2021-24685?
It affects 1 product.
Products include Flat Preloader Project Flat Preloader.
How do I fix CVE-2021-24685?
No fix has been published for CVE-2021-24685 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-2021-24685 being exploited?
There is no known exploitation of CVE-2021-24685 in the wild and no public exploit code.
Other vulnerabilities in Unknown Flat Preloader
Sources
Also known as GHSA-3mcq-mff7-29h7.