CVE-2021-20678: Strangerstudios Paid Memberships Pro

High severity, CVSS 8.8. EPSS: 2% chance of exploitation in the next 30 days.

SQL injection vulnerability in the Paid Memberships Pro versions prior to 2.5.6 allows remote authenticated attackers to execute arbitrary SQL commands via unspecified vectors.

Affected products

• Strangerstudios Paid Memberships Pro: before 2.5.6 (fixed in 2.5.6)

Published 2021-03-18. Last modified 2026-06-17.