CVE-2022-3691: Fluenx Deepl Pro API Translation

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

The DeepL Pro API translation plugin WordPress plugin before 1.7.5 discloses sensitive information (including the DeepL API key) in files that are publicly accessible to an external, unauthenticated visitor.

Affected products

• Fluenx Deepl Pro API Translation: before 1.7.5 (fixed in 1.7.5)

Published 2022-11-21. Last modified 2026-06-17.