CVE-2026-36606 | THREATINT

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.

PUBLISHED Reserved 2026-04-06 | Published 2026-06-03 | Updated 2026-06-03 | Assigner mitre

References

github.com/...AC12G/blob/master/advisories/CVE-2026-36606.md

cve.org (CVE-2026-36606)

nvd.nist.gov (CVE-2026-36606)

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