CVE-2026-4007

HIGH
2026-03-12 [email protected]
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
Analysis Generated
Mar 12, 2026 - 19:57 vuln.today
CVE Published
Mar 12, 2026 - 07:16 nvd
HIGH 7.4

Tags

Buffer Overflow Tenda

Description

A vulnerability was detected in Tenda W3 1.0.0.3(2204). This vulnerability affects unknown code of the file /goform/wifiSSIDget of the component POST Parameter Handler. Performing a manipulation of the argument index results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used.

Analysis

Stack-based buffer overflow in Tenda W3 1.0.0.3(2204) allows authenticated remote attackers to achieve code execution by manipulating the index parameter in POST requests to /goform/wifiSSIDget. Public exploit code exists for this vulnerability, and no patch is currently available.

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Remediation

Within 24 hours: Inventory all Tenda W3 1.0.0.3(2204) devices in your environment and isolate affected units from critical network segments. Within 7 days: Implement network access controls and WAF rules to restrict POST requests to the /goform/wifiSSIDget endpoint; contact Tenda for patch timeline and interim firmware updates. …

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Priority Score

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

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CVE-2026-4007 vulnerability details – vuln.today
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