CVE-2021-20748: Retty

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

Retty App for Android versions prior to 4.8.13 and Retty App for iOS versions prior to 4.11.14 uses a hard-coded API key for an external service. By exploiting this vulnerability, API key for an external service may be obtained by analyzing data in the app.

Affected products

• Retty Retty: before 4.8.13 (fixed in 4.8.13); before 4.11.14 (fixed in 4.11.14)

Published 2021-07-14. Last modified 2026-06-17.