SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2026-36616

Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 contains hardcoded WiFi driver credentials including a RADIUS shared secret, WPS test key, and default PSK embedded in the production firmware binary.

MEDIUM 5.9EPSS 0.14%

Does this matter?

Lower severity and a low EPSS score (0.14%). Track it; it rarely justifies an emergency change on its own.

Description

Mercusys AC12G (EU) V1 with firmware AC12G(EU)_V1_200909 contains hardcoded WiFi driver credentials including a RADIUS shared secret, WPS test key, and default PSK embedded in the production firmware binary.

CVSS 3.1
5.9 MEDIUMCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
EPSS
0.14% probability · 3th percentile
CISA KEV
Not listed
Weakness
CWE-798, CWE-1188
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.