CVE-2026-90623 andreashappe cochise SSH Host Key ssh_connection.py asyncssh.connect certificate validation

A weakness has been identified in andreashappe cochise up to 0.4.1. Affected is the function asyncssh.connect of the file src/cochise/sshconnection.py of the component SSH Host Key Handler. Executing a manipulation can lead to improper certificate validation. The attack may be launched remotely...