Buffer Overflow Vulnerability in Tenda F451 by Tenda
CVE-2026-5992

8.7HIGH

Key Information:

Vendor

Tenda
Status
F451
Vendor
CVE Published:
10 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5992?

A vulnerability in the Tenda F451 router, specifically within the fromP2pListFilter function in the /goform/P2pListFilter file, allows for stack-based buffer overflow due to improper handling of the ‘page’ argument. This flaw enables potential remote attackers to exploit the system, compromising security. The details of this vulnerability are publicly disclosed, heightening the urgency for affected users to implement necessary security measures.

Affected Version(s)

F451 1.0.0.7

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-2026-5992 - Proof of Concept

References

https://vuldb.com/vuln/356546
vdb-entrytechnical-description
https://vuldb.com/vuln/356546/cti
signaturepermissions-required
https://vuldb.com/submit/792863
third-party-advisory

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

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jimi (VulDB User)
.