CVE-2021-24434 Glass <= 1.3.2 - CSRF to Stored Cross-Site Scripting (XSS)
Attackers can inject malicious scripts via CSRF in Glass plugin settings, leading to stored XSS and potential site compromise.
- 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-2021-24434?
CVE-2021-24434 is a medium-severity cross-site scripting vulnerability in Unknown Glass, published on 12 Jul 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 Glass WordPress plugin through 1.3.2 does not sanitise or escape its "Glass Pages" setting before outputting in a page, leading to a Stored Cross-Site Scripting issue. Furthermore, the plugin did not have CSRF check in place when saving its settings, allowing the issue to be exploited via a CSRF attack.
Which versions are affected by CVE-2021-24434?
It affects 1 product.
Products include Codeblab Glass.
How do I fix CVE-2021-24434?
No fix has been published for CVE-2021-24434 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-2021-24434 being exploited?
There is no known exploitation of CVE-2021-24434 in the wild and no public exploit code.
Sources
Also known as GHSA-h2mf-xvhf-xh95.