CVE-2026-86148: Tenda CP3 Kylin system.c SystemAsh os command injection

Published Sep 5, 2026
·
Updated

A security flaw has been discovered in Tenda CP3 27.5.57.101. This vulnerability affects the function SystemAsh of the file Apis/system.c of the component Kylin. The manipulation of the argument AlarmVoiceURL results in os command injection. It is possible to launch the attack remotely.

Affected Software

1 affected component
Tenda CP3 Kylin=27.5.57.101

Event History

Sep 5, 2026
CVE Published
via MITRE·09:45 PM
Data Sourced
via MITRE·09:45 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What level of access does an attacker need to exploit this issue?

The provided vector indicates high privileges are required (PR:H). The attack can be launched remotely and does not require user interaction.

2

Which input should defenders focus on when assessing exposure?

The affected input is the AlarmVoiceURL argument processed by the SystemAsh function in Apis/system.c. Manipulation of this argument can result in operating-system command injection.

3

What impact could successful exploitation have?

The supplied severity vector indicates impacts across confidentiality, integrity, and availability are all high. It also indicates scope can change (S:C).

4

How certain is the reported vulnerability status?

The vector marks report confidence as reasonable (RC:R). The record identifies Tenda CP3 version 27.5.57.101, but does not provide information about fixed versions, affected version ranges, or mitigations.

Contact

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