CVE-2021-36890: Supsystic Social Share Buttons

Medium severity, CVSS 4.3. EPSS: 0.4% chance of exploitation in the next 30 days.

Cross-Site Request Forgery (CSRF) vulnerability in Social Share Buttons by Supsystic plugin <= 2.2.2 at WordPress.

Affected products

• Supsystic Social Share Buttons: up to and including 2.2.2

Published 2022-06-02. Last modified 2026-06-17.