CVE-2022-47408: Fp Newsletter Project Fp Newsletter

Critical severity, CVSS 9.1. EPSS: 0.7% chance of exploitation in the next 30 days.

An issue was discovered in the fp_newsletter (aka Newsletter subscriber management) extension before 1.1.1, 1.2.0, 2.x before 2.1.2, 2.2.1 through 2.4.0, and 3.x before 3.2.6 for TYPO3. There is a CAPTCHA bypass that can lead to subscribing many people.

Affected products

• Fp Newsletter Project Fp Newsletter: before 1.1.1 (fixed in 1.1.1); from 2.0.0, before 2.1.2 (fixed in 2.1.2); from 2.2.1, up to and including 2.4.0; from 3.0.0, before 3.2.6 (fixed in 3.2.6); version 1.2.0 only

Published 2022-12-14. Last modified 2026-06-17.