CVE-2021-24228: The Jetpack Scan team identified a Reflected Cross-Site Scripting in the Login Form of the Patreon WordPress plugin before 1.7.2. The WordPress login form (wp-login.php) is hooked by the plugin and of

critical Affects patreon-wordpress (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The Jetpack Scan team identified a Reflected Cross-Site Scripting in the Login Form of the Patreon WordPress plugin before 1.7.2. The WordPress login form (wp-login.php) is hooked by the plugin and of

Package
patreon-wordpress (WordPress plugin) WordPress
Affected versions
<1.7.2
Fixed in
1.7.2
Severity
critical  CVSS 9.6
Exploitation
not on CISA KEV · EPSS 2% (79.3th percentile)
Published
2021-04-12
Source
nvd

References

CWE-79
NVD recordpatreon-wordpress (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.

Install docs   How findings are ranked

Related advisories