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CVE-2021-24324: The 404 SEO Redirection WordPress plugin through 1.3 is lacking CSRF checks in all its settings, allowing attackers to make a logged in user change the plugin's settings. Due to the lack of sanitisati

medium Affects all-404-redirect-to-homepage (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The 404 SEO Redirection WordPress plugin through 1.3 is lacking CSRF checks in all its settings, allowing attackers to make a logged in user change the plugin's settings. Due to the lack of sanitisati

Package
all-404-redirect-to-homepage (WordPress plugin) WordPress
Affected versions
<=1.3
Fixed in
no fix recorded
Severity
medium  CVSS 6.5
Exploitation
not on CISA KEV · EPSS 1% (46.5th percentile)
Published
2021-05-17
Source
nvd

References

CWE-352
NVD recordall-404-redirect-to-homepage (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# PHP projects (recommended)
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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