CVE-2026-6122

| EUVD-2026-21722 HIGH
2026-04-12 VulDB
7.4
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

2
CVSS Changed
Apr 12, 2026 - 08:22 NVD
8.8 (HIGH) 7.4 (HIGH)
Analysis Generated
Apr 12, 2026 - 08:05 vuln.today

Description

A vulnerability has been found in Tenda F451 1.0.0.7. Affected by this issue is the function frmL7ProtForm of the file /goform/L7Prot of the component httpd. Such manipulation of the argument page leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Analysis

Stack-based buffer overflow in Tenda F451 router version 1.0.0.7 allows authenticated remote attackers to execute arbitrary code with high impact to confidentiality, integrity, and availability. The vulnerability resides in the httpd component's frmL7ProtForm function when processing the 'page' parameter in /goform/L7Prot. …

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Remediation

Within 24 hours: Identify all Tenda F451 devices running version 1.0.0.7 in your network using asset management tools. Within 7 days: Restrict network access to the web interface (port 80/443) to trusted administrative networks only via firewall rules; disable remote management features if enabled; change all default and privileged credentials. …

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Priority Score

57
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +37
POC: +20

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CVE-2026-6122 vulnerability details – vuln.today

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