CVE-2019-11843

MEDIUM 6.1CVE-2019-11843 · Published 02/06/2020 · updated 17/06/2026

In short

CVE-2019-11843 is a MEDIUM (CVSS 6.1) vulnerability affecting mailpoet (automattic).
Chance of exploitation in the next 30 days (EPSS): 1.8%, higher than 78.5% of all vulnerabilities.
Fix: update to 3.23.2 or later.

Package	Affected versions	Patched versions
mailpoet automattic	`< 3.23.2`	`3.23.2`

Description

The MailPoet plugin before 3.23.2 for WordPress allows remote attackers to inject arbitrary web script or HTML using extra parameters in the URL (Reflective Server-Side XSS).

References

mailpoet/mailpoet release 3.23.2 · Release Notes
pluginarchive.com/wordpress/mailpoet/v/3-23-2 · Release Notes
wordpress.org/plugins/mailpoet · Release Notes

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