CVE-2021-43171: E.foundation App Lounge

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Improper verification of applications' cryptographic signatures in the /e/OS app store client App Lounge before 0.19q allows attackers in control of the application server to install malicious applications on user's systems by altering the server's API response.

Affected products

• E.foundation App Lounge: before 0.19q (fixed in 0.19q)

Published 2023-08-22. Last modified 2026-06-17.