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10.0
CVE-2026-86152: Tenda CP3 allows remote command injection
CVE-2026-86152 · published 1 month ago
Summary
The Tenda CP3 router contains a coding error that can let an attacker send specially crafted data and cause the device to run arbitrary commands. This could be done over the network without physical access, potentially giving the attacker control of the router. Update the router to the latest firmware from Tenda and follow their security guidance to protect your network.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Vendor | Product | Affected versions |
|---|---|---|
| tenda | cp3 | 27.5.57.101 |
Original advisory text
Tenda CP3 Kylin AutoAddWifi.cpp ThreadProc os command injection
A flaw has been found in Tenda CP3 27.5.57.101. The impacted element is the function CAutoAddWifi::ThreadProc of the file Functions/AutoAddWifi.cpp of the component Kylin. Executing a manipulation can lead to os command injection. The attack may be launched remotely.
Internet-facing
3 days
Internal
60 days
- Not known to be exploited
- Can be exploited automatically
- Gives an attacker full control
Type
CWE-78OS Command Injection
CWE-77Command Injection
Timeline
Published6 Sep 2026
Updated3 Oct 2026
First seen6 Sep 2026
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