CVE-2026-51744

Incorrect access control in the recv_mesh_info_sync function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to force mesh configuration synchronization from an attacker-controlled host via sending a crafted MQTT message to the cs_broker component.

  • Published Sep 1, 2026
  • CVSS 9.8 critical
  • 0.6% chance of exploitation in the next 30 days (EPSS)

CVE-2026-51744 at the National Vulnerability Database