CVE-2021-44513: Tmate Tmate-SSH-Server

High severity, CVSS 7.0. EPSS: 0.2% chance of exploitation in the next 30 days.

Insecure creation of temporary directories in tmate-ssh-server 2.3.0 allows a local attacker to compromise the integrity of session handling.

Affected products

• Tmate Tmate-SSH-Server: up to and including 2.3.0

Published 2021-12-07. Last modified 2026-06-17.