Stack-based Buffer Overflow in Tenda F451 Router
CVE-2026-6135

8.7HIGH

Key Information:

Vendor

Tenda

Status
Vendor
CVE Published:
12 April 2026

Badges

๐Ÿ‘พ Exploit Exists๐ŸŸก Public PoC

What is CVE-2026-6135?

A vulnerability has been discovered in the Tenda F451 router that affects the SetIpBind function. Specifically, improper handling of arguments in the /goform/SetIpBind file can lead to a stack-based buffer overflow. Attackers may exploit this weakness remotely, allowing them to manipulate the system. This exposure has been made public, potentially increasing the risk of exploitation on unpatched devices.

Affected Version(s)

F451 1.0.0.7_cn_svn7958

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.

References

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • ๐ŸŸก

    Public PoC available

  • ๐Ÿ‘พ

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jxm666 (VulDB User)
.