What is GHSA-qcpv-m3ww-37pw?

GHSA-qcpv-m3ww-37pw is a security advisory published by GitHub Security Advisories with High severity. Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 encrypts configuration backups...

Which CVE IDs does GHSA-qcpv-m3ww-37pw cover?

GHSA-qcpv-m3ww-37pw covers the following CVE IDs: CVE-2026-36606. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-qcpv-m3ww-37pw?

GHSA-qcpv-m3ww-37pw has a CVSS v3 base score of 7.1, published by GitHub Security Advisories.

GHSA-qcpv-m3ww-37pwHighCVSS 7.1

Mercusys AC12G (EU) V1 router with firmware AC12G(EU)_V1_200909 encrypts configuration backups...

Vendor

GitHub Security Advisories

Published

June 3, 2026

Last Modified

June 3, 2026

🔗 CVE IDs covered (1)

CVE-2026-36606 →

📋 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.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-36606
https://github.com/Tymbark7372/MERCUSYS-AC12G/blob/master/advisories/CVE-2026-36606.md
https://github.com/advisories/GHSA-qcpv-m3ww-37pw