7.5highHigh
CVE-2026-51766
Incorrect access control in the setDevReboot function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to reboot the local device and, on a master, fan out reboot commands to mesh slaves via sending a crafted MQTT message to the cs_broker component.
What the metrics mean
- It is reachable over a network, without needing local access.
- For an attacker who can reach it, no special conditions are needed to exploit it.
- To exploit it, no account is needed.
- Beyond that, no action by a user is required.
Scoring
- CVSS
- 7.5 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness
- CWE-284
- Assigned by
- cve@mitre.org
Dates
- Published
- 2026-09-01
- Last modified
- 2026-09-01
- Sources
- NVD
References
- https://github.com/DarkBoulder/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md
- https://github.com/ShengWu00/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md
- https://www.totolink.net/
- https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/190/ids/36.html
- https://github.com/DarkBoulder/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md