Incorrect access control in the updatePriStaList function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to refresh the primary station list via sending a crafted MQTT message to the cs_broker component.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00295.

Exploitation poc

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Totolink Subscribe
T6 Subscribe

Project Subscriptions

Vendors Products
Totolink Subscribe
T6 Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/DarkBoulder/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md cve-icon cve-icon cve-icon
https://github.com/ShengWu00/CVE-Vendor-Coordination/blob/main/TOTOLINK/README.md cve-icon cve-icon
https://www.totolink.net/ cve-icon cve-icon
https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/190/ids/36.html cve-icon cve-icon
History

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

Type Values Removed Values Added
Title Unauthenticated MQTT Message Refresh Primary Station List via Access Control Bypass
First Time appeared Totolink
Totolink t6
Vendors & Products Totolink
Totolink t6

Tue, 01 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 01 Sep 2026 13:15:00 +0000

Type Values Removed Values Added
Description Incorrect access control in the updatePriStaList function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to refresh the primary station list via sending a crafted MQTT message to the cs_broker component.
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-01T14:30:20.235Z

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

Link: CVE-2026-51745

cve-icon Vulnrichment

Updated: 2026-09-01T14:02:00.472Z

cve-icon NVD

Status : Deferred

Published: 2026-09-01T13:19:45.503

Modified: 2026-09-01T21:00:36.830

Link: CVE-2026-51745

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-01T16:15:04Z

Weaknesses