CVE-2021-41067: Listary

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

An issue was discovered in Listary through 6. Improper implementation of the update process leads to the download of software updates with a /check-update HTTP-based connection. This can be exploited with MITM techniques. Together with the lack of package validation, it can lead to manipulation of update packages that can cause an installation of malicious content.

Affected products

• Listary Listary: up to and including 6

Published 2021-12-14. Last modified 2026-06-17.