CVE-2026-6842 Nano: nano: local attacker can inject malicious .desktop launcher due to insecure directory permissions

A flaw was found in nano. In environments with permissive umask settings, a local attacker can exploit incorrect directory permissions 0777 instead of 0700 for the /.local directory. This allows the attacker to inject a malicious .desktop launcher, which could lead to unintended actions or...