CVE-2021-24564 WPFront Scroll Top < 2.0.6.07225 - Authenticated Stored XSS
Authenticated attackers can inject malicious scripts via the Image ALT setting in the WPFront Scroll Top plugin, potentially compromising user sessions.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-24564?
CVE-2021-24564 is a medium-severity cross-site scripting vulnerability in Unknown WPFront Scroll Top, published on 23 Aug 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
The WPFront Scroll Top WordPress plugin before 2.0.6.07225 does not sanitise or escape its Image ALT setting before outputting it attributes, leading to an Authenticated Stored Cross-Site Scripting issues even when the unfiltered_html capability is disallowed.
Weakness: CWE-79
Which versions are affected by CVE-2021-24564?
It affects 1 product.
Products include Wpfront Scroll Top.
How do I fix CVE-2021-24564?
No fix has been published for CVE-2021-24564 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-2021-24564 being exploited?
There is no known exploitation of CVE-2021-24564 in the wild and no public exploit code.
Sources
Also known as GHSA-xwp2-775j-9939.