Tenda F451 Web Management Natlimit fromNatlimit stack-based overflow
CVE-2026-11557

8.7HIGH

Key Information:

Vendor

Tenda

Status
Vendor
CVE Published:
8 June 2026

Badges

๐Ÿ‘พ Exploit Exists๐ŸŸก Public PoC

What is CVE-2026-11557?

A weakness has been identified in Tenda F451 1.0.0.7/1.0.0.9. The affected element is the function fromNatlimit of the file /goform/Natlimit of the component Web Management Interface. Executing a manipulation of the argument page can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks.

Affected Version(s)

F451 1.0.0.7

F451 1.0.0.9

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

hacker128 (VulDB User)
.