CVE-2025-6174: WordPress Qwizcards <= 3.9.4 - Reflected XSS

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-07-23 · updated 2026-06-17

Description

The Qwizcards | online quizzes and flashcards WordPress plugin through 3.9.4 does not sanitise and escape the "_stylesheet" parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin or any other user.

Affected products

Qwizcards | online quizzes and flashcards: through 3.9.4

References

https://wpscan.com/vulnerability/ff827f67-712e-4ab6-b6aa-7f5e6ff1283a/
https://wpscan.com/vulnerability/ff827f67-712e-4ab6-b6aa-7f5e6ff1283a/

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