CVE-2026-14824 Quiz And Survey Master < 11.2.2 - Contributor+ Stored XSS via Polar Question
Contributors can inject JavaScript into quiz settings, leading to arbitrary code execution in the browsers of users viewing the quiz.
- 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-2026-14824?
CVE-2026-14824 is a medium-severity cross-site scripting vulnerability in Unknown Quiz and Survey Master (QSM), published on 4 Aug 2026. 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 (QSM) WordPress plugin before 11.2.2 does not properly escape a question setting before outputting it into an unquoted HTML attribute, allowing users with contributor-level access and above to inject arbitrary JavaScript that executes in the browser of any user viewing the affected quiz.
Weakness: CWE-79
Which versions are affected by CVE-2026-14824?
How do I fix CVE-2026-14824?
No fix has been published for CVE-2026-14824 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-2026-14824 being exploited?
There is no known exploitation of CVE-2026-14824 in the wild and no public exploit code.
Sources
Also known as GHSA-6f4p-h5wh-rgq9.