[ CVE-2026-121609 · Published 4 Nov 2026 ]
Vulnerability in Qihoo 360 Whole Home Router M5
CVSS 10.0
EPSS <1%No fix listed yet
[ Why it matters ]Priority signals
- Critical severity: CVSS 10.0
[ Description ]Official description
A vulnerability was identified in Qihoo 360 Whole Home Router M5 4.0.17.1566. This issue affects the function Home of the file /etc/init.d/mpt of the component Boot Script. The manipulation leads to hard-coded credentials. Remote exploitation of the attack is possible. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.