Incorrect access control in the updatePriChannel function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to rescan and switch the primary mesh channel via sending a crafted MQTT message to the cs_broker component.
History

Thu, 03 Sep 2026 14:15:00 +0000

Type Values Removed Values Added
Title Unauthenticated MQTT Channel Switch Exploit in TOTOLINK T6 Firmware

Wed, 02 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Tue, 01 Sep 2026 22:00:00 +0000

Type Values Removed Values Added
Title Unauthenticated MQTT Channel Switch Exploit in TOTOLINK T6 Firmware
Weaknesses CWE-284

Tue, 01 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Totolink
Totolink t6
Vendors & Products Totolink
Totolink t6

Tue, 01 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Description Incorrect access control in the updatePriChannel function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to rescan and switch the primary mesh channel via sending a crafted MQTT message to the cs_broker component.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-02T18:31:58.550Z

Reserved: 2026-06-08T00:00:00.000Z

Link: CVE-2026-51750

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-01T14:17:35.430

Modified: 2026-09-02T19:17:19.980

Link: CVE-2026-51750

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-03T14:00:04Z