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CVE-2021-24664: The School Management System – WPSchoolPress WordPress plugin before 2.1.17 sanitise some fields using sanitize_text_field() but does not escape them before outputting in attributes, resulting in Stor

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

The School Management System – WPSchoolPress WordPress plugin before 2.1.17 sanitise some fields using sanitize_text_field() but does not escape them before outputting in attributes, resulting in Stor

Package
wpschoolpress (WordPress plugin) WordPress
Affected versions
<2.1.17
Fixed in
2.1.17
Severity
medium  CVSS 4.8
Exploitation
not on CISA KEV · EPSS 2% (83.7th percentile)
Published
2021-11-08
Source
nvd

References

CWE-79
NVD recordwpschoolpress (WordPress plugin) advisories

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composer require --dev phpwarden/phpwarden
# 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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