Description
Incorrect access control in the sendStaticInfoToMaster function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to update stored slave inventory records via sending a crafted MQTT message to the cs_broker component.
Published: 2026-09-01
Score: 5.9 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 02 Sep 2026 08:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 02 Sep 2026 02:45:00 +0000

Type Values Removed Values Added
Title Unauthorized Data Modification via MQTT in TOTOLINK T6 Firmware 4.1.5cu.748_B20211015

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

Type Values Removed Values Added
Title Unauthorized Data Modification via MQTT in TOTOLINK T6 Firmware 4.1.5cu.748_B20211015
Weaknesses CWE-284
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N'}


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 sendStaticInfoToMaster function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to update stored slave inventory records via sending a crafted MQTT message to the cs_broker component.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-01T18:55:16.231Z

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

Link: CVE-2026-51748

cve-icon Vulnrichment

Updated: 2026-09-01T18:54:09.004Z

cve-icon NVD

Status : Deferred

Published: 2026-09-01T14:17:35.290

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

Link: CVE-2026-51748

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-02T02:30:04Z

Weaknesses