CVE-2021-24571 HD Quiz < 1.8.4 - Authenticated Stored XSS
Authenticated users can inject malicious scripts via quiz answers in the HD Quiz WordPress plugin, potentially leading to stored cross-site scripting attacks.
- 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-2021-24571?
CVE-2021-24571 is a medium-severity cross-site scripting vulnerability in Unknown HD Quiz, 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 HD Quiz WordPress plugin before 1.8.4 does not escape some of its Answers before outputting them in attribute when generating the Quiz, which could lead to Stored Cross-Site Scripting issues
Weakness: CWE-79
Which versions are affected by CVE-2021-24571?
It affects 1 product.
Products include Harmonicdesign Hd Quiz.
How do I fix CVE-2021-24571?
No fix has been published for CVE-2021-24571 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-2021-24571 being exploited?
There is no known exploitation of CVE-2021-24571 in the wild and no public exploit code.
Other vulnerabilities in Unknown HD Quiz
Sources
Also known as GHSA-7hqj-44cw-26jp.