CVE-2020-22249: Phplist

Critical severity, CVSS 9.8. EPSS: 2.9% chance of exploitation in the next 30 days.

Remote Code Execution vulnerability in phplist 3.5.1. The application does not check any file extensions stored in the plugin zip file, Uploading a malicious plugin which contains the php files with extensions like PHP,phtml,php7 will be copied to the plugins directory which would lead to the remote code execution

Affected products

• Phplist Phplist: version 3.5.1 only

Published 2021-07-06. Last modified 2026-06-17.