CVE-2020-36398: Phplist

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

A stored cross site scripting (XSS) vulnerability in phplist 3.5.4 and below allows attackers to execute arbitrary web scripts or HTML via a crafted payload in the "Campaign" field under the "Send a campaign" module.

Affected products

• Phplist Phplist: up to and including 3.5.4

Published 2021-07-02. Last modified 2026-06-17.