CVE-2026-122118

In certain Yealink products before 2026-04-15, when the Wi-Fi AP function is enabled, a default…

Risk score: 44/100
CVSS: 7.4 v3.1
Published: 4 Nov 2026

Open in the live forecast Today's forecast

What to know

What it is: 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.
Affected: See advisory
Fix: Apply the vendor's security update; see the linked advisory.
Exploitation: No known exploitation

Why it is Yellow

CVSS 7.4 high

References

https://www.yealink.com/en/trust-center/security-bulletins/wifi-ap-weak-password-vulnerability

Original description

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.

Last activity 4 Nov 2026. Patch Forecast updates every hour.