Command Injection Vulnerability in Tenda AC9 Router
CVE-2025-5836

5.3MEDIUM

Key Information:

Vendor

Tenda
Status
Ac9
Vendor
CVE Published:
7 June 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-5836?

A command injection vulnerability exists in the Tenda AC9 router, specifically in the function formSetIptv located in the POST Request Handler (/goform/SetIPTVCfg). This vulnerability stems from improper handling of the argument list, allowing attackers to inject malicious commands. The exploit can be initiated remotely, posing a significant risk to network security. Public disclosure has been made, heightening the need for prompt remediation.

Affected Version(s)

AC9 15.03.02.13

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-5836 - Proof of Concept

References

https://vuldb.com/?id.311579
vdb-entrytechnical-description
https://vuldb.com/?ctiid.311579
signaturepermissions-required
https://vuldb.com/?submit.591363
third-party-advisory

EPSS Score

7% chance of being exploited in the next 30 days.

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

ysnysn (VulDB User)
.