Patch Forecast
Amber warning
Patch this week.

CVE-2026-121607

A vulnerability was found in Qihoo 360 D603-2, D600-2, D606-6 and D706 up to 6.4.9

Risk score
65/100
CVSS
10.0 v3.1
Published
4 Nov 2026

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What to know

What it is
A critical vulnerability (CVSS 10.0) in Qihoo 360 D603-2, D600-2, D606-6 and D706 allows remote attackers to perform OS command injection via the 'host' argument in the 'testspeed_command' function. This could be used to gain high privileges.
Affected
{'products': ['Qihoo 360 D603-2', 'Qihoo 360 D600-2', 'Qihoo 360 D606-6', 'Qihoo 360 D706'], 'packages': [], 'versions': ['up to 6.4.9']}
Fix
Check the linked advisory for the concrete fix.
Exploitation
Public proof of concept

Why it is Amber

  • CVSS 10.0 critical
  • Remotely exploitable without logging in

References

Original description

A vulnerability was found in Qihoo 360 D603-2, D600-2, D606-6 and D706 up to 6.4.9. This affects the function testspeed_command of the file /fs2/bin/iscm. Performing a manipulation of the argument host results in os command injection. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Last activity 4 Nov 2026. Patch Forecast updates every hour.