CVE-2026-47116 [CRITICAL] – LTSecurity LTK3500SF contains a hard-coded credentials vulnerability where root and guest

LTSecurity LTK3500SF contains a hard-coded credentials vulnerability where root and guest account passwords are stored as reversible hashes in /etc/shadow, recoverable using dictionary-based cracking tools. Attackers can use the recovered credentials to authenticate via Telnet or SSH and obtain full root-level access to the operating system.