CVE-2026-122118
CVSS Score
7.4
EPSS Score
0.0%
EPSS Percentile
0th
In certain Yealink products before 2026-04-15, when the Wi-Fi AP function is enabled, a default 8-digit numeric PSK with insufficient strength is used. Attackers can exploit this weakness via brute-force attacks to gain unauthorized network access and intercept Wi-Fi traffic.
| CWE | CWE-334 |
| Vendor | yealink |
| Product | avhub |
| Published | Nov 4, 2026 |
| Last Updated | Nov 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
Yealink / AVHub
0 < 153.135.0.76
Yealink / UVC86
0 < 151.435.0.66
Yealink / SmartVision 80
0 < 321.435.0.86
Yealink / UVC40 E2
0 < 319.410.0.66
Yealink / MeetingBorard C
0 < 328.321.0.40
Yealink / MeetingBar A10
0 < 278.320.0.86
Yealink / MeetingBar A40
0 < 289.320.0.81
Yealink / MeetingBar A50
0 < 323.320.0.54