CVE-2026-121609 Details
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.
A vulnerability exists in the Qihoo 360 Whole Home Router M5, specifically in the firmware version 4.0.17.1566. The issue arises in the boot script located at '/etc/init.d/mpt', where hard-coded credentials are introduced. This vulnerability allows for remote exploitation, as the device can be accessed from the local network without authentication. The vendor was notified about this vulnerability but did not respond.
It is recommended to avoid hard-coding default passwords in boot scripts and to use an authenticated, encrypted management interface instead of an unconditionally enabled Telnet service.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Nov 4, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://gist.github.com/gajgdm6-cpu/c8c3bbdeb51c076317834b41c3a919f2 | [email protected] | ExploitTechnical Description |
| https://vuldb.com/cve/CVE-2026-121609 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/1023264 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/430446 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/430446/cti | [email protected] | AdvisoryPermission Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-259 | Use of Hard-coded Password | [email protected] |
| CWE-798 | Use of Hard-coded Credentials | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Qihoo 360 Whole Home Router M5 | 4.0.17.1566 |
CPE
Remediation
| |
Change History
1 change record found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 4, 2026 | New CVE Received | [email protected] |
Volerion