CVE-2024-2541: The Popup Builder plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.3.6 via the Subscribers Import feature. This makes it possible for unauth

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

The Popup Builder plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 4.3.6 via the Subscribers Import feature. This makes it possible for unauth

Package
popup-builder (WordPress plugin) WordPress
Affected versions
<=4.3.3
Fixed in
no fix recorded
Severity
medium  CVSS 5.3
Exploitation
not on CISA KEV · EPSS 1% (46.8th percentile)
Published
2024-08-29
Source
nvd

References

CWE-200
NVD recordpopup-builder (WordPress plugin) advisories

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# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden wordpress /var/www/html

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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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