CVE-2022-0993: Siteground Security

Critical severity, CVSS 9.8. EPSS: 7.5% chance of exploitation in the next 30 days.

The SiteGround Security plugin for WordPress is vulnerable to authentication bypass that allows unauthenticated users to log in as administrative users due to missing identity verification on the 2FA back-up code implementation that logs users in upon success. This affects versions up to, and including, 1.2.5.

Affected products

• Siteground Siteground Security: up to and including 1.2.5

Published 2022-04-19. Last modified 2026-06-17.