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CVE-2025-6739: The WPQuiz plugin for WordPress is vulnerable to SQL Injection via the 'id' attribute of the 'wpquiz' shortcode in all versions up to, and including, 0.4.2 due to insufficient escaping on the user sup

medium Affects wpquiz (WordPress plugin). Feed 2026.10.29.4, updated 2026-10-29; published ; advisory modified .

The WPQuiz plugin for WordPress is vulnerable to SQL Injection via the 'id' attribute of the 'wpquiz' shortcode in all versions up to, and including, 0.4.2 due to insufficient escaping on the user sup

Package
wpquiz (WordPress plugin) WordPress
Affected versions
<=0.4.2
Fixed in
no fix recorded
Severity
medium  CVSS 6.5
Exploitation
not on CISA KEV · EPSS 0% (25.3th percentile)
Published
2025-07-04
Source
nvd

References

CWE-89
NVD recordwpquiz (WordPress plugin) advisories

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# PHP projects (recommended)
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# then
vendor/bin/phpwarden wordpress /var/www/html

# or, without Composer
pipx install phpwarden   &&   phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

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