VULNERABILITY INTELLIGENCE
CVE-2026-51770
CVSS score9.8 CRITICAL
EPSS probability0.64%
CISA KEVNot currently listed
Published2026-09-01
Last modified2026-09-02
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
Incorrect access control in the sendToMasterQosConfig function of TOTOLINK T6 4.1.5cu.748_B20211015 allows unauthenticated attackers to forward attacker-controlled QoS settings to the master via sending a crafted MQTT message to the cs_broker component..
Weakness classification
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-284