Command Injection Vulnerability in Tenda F456 by Tenda
CVE-2026-7102

5.3MEDIUM

Key Information:

Vendor

Tenda
Status
F456
Vendor
CVE Published:
27 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-7102?

A command injection vulnerability has been identified in the Tenda F456 product, specifically within the FromWriteFacMac function of the /goform/WriteFacMac file. This flaw allows attackers to manipulate the 'mac' argument, leading to unauthorized command execution. Remote exploitation of this vulnerability is possible, which poses significant security risks to affected systems. The exploit details have been made public, emphasizing the necessity for immediate attention to mitigate potential misuse.

Affected Version(s)

F456 1.0.0.5

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-2026-7102 - Proof of Concept

References

https://vuldb.com/vuln/359677
vdb-entrytechnical-description
https://vuldb.com/vuln/359677/cti
signaturepermissions-required
https://vuldb.com/submit/798475
third-party-advisory

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

LtzHuster (VulDB User)
.