VULNERABILITY INTELLIGENCE
CVE-2026-36606
CVSS score7.1 HIGH
EPSS probability0.10%
CISA KEVNot currently listed
Published2026-06-03
Last modified2026-07-22
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Description
Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 encrypts configuration backups with a hardcoded DES key using single DES in ECB mode. An attacker who obtains a backup file can decrypt it to recover all stored credentials including admin password, WiFi PSK, and DDNS credentials.
Weakness classification
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-798