CVE-2026-121609
Critical
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.
SeverityCritical
CVSS10.0
Exploit probability—
Product360 Whole Home Router M5
PublishedNov 4, 2026
First seenNov 4, 2026
Weakness typeCWE-798Hard-coded credentialsCWE-259CWE-259
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Qihoo 360 Whole Home Router M5 | 4.0.17.1566 | — |
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