CVE-2021-24691 Quiz And Survey Master < 7.3.2 - Admin+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via the Quiz Url Slug setting in the Quiz And Survey Master WordPress plugin.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-24691?
CVE-2021-24691 is a medium-severity cross-site scripting vulnerability in Unknown Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress, published on 11 Oct 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The Quiz And Survey Master WordPress plugin before 7.3.2 does not escape the Quiz Url Slug setting before outputting it in some pages, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
Weakness: CWE-79
Which versions are affected by CVE-2021-24691?
It affects 1 product.
Products include Expresstech Quiz and Survey Master.
How do I fix CVE-2021-24691?
No fix has been published for CVE-2021-24691 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-2021-24691 being exploited?
There is no known exploitation of CVE-2021-24691 in the wild and no public exploit code.
Other vulnerabilities in Unknown Quiz And Survey Master – Best Quiz, Exam and Survey Plugin for WordPress
Sources
Also known as GHSA-vjpx-hjm7-hwmg.