Shenzhen Tenda Technology Co., Ltd Tenda W3 Wireless Router v1.0.0.3(2204) was discovered to contain multiple stack overflows in the R7WebsSecurityHandler function via the username and password parameters. These vulnerabilities allow attackers to cause a Denial of Service (DoS) via a crafted HTTP request.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00254.

Exploitation poc

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

No data.

No data.

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Vendors Products
Tenda Subscribe
W3 Wireless Router Subscribe

Project Subscriptions

Vendors Products
Tenda Subscribe
W3 Wireless Router Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/xhh0124/SemVulLLM/tree/main/W3/R7WebsSecurityHandler cve-icon cve-icon cve-icon
History

Wed, 10 Jun 2026 23:30:00 +0000

Type Values Removed Values Added
Title Stack Overflow Vulnerability in Tenda W3 Router Causing Denial of Service

Wed, 10 Jun 2026 21:00:00 +0000

Type Values Removed Values Added
Title Multiple Stack Overflows in Tenda W3 Router Causing Denial of Service
Weaknesses CWE-119
CWE-122

Wed, 10 Jun 2026 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-121
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 10 Jun 2026 11:30:00 +0000

Type Values Removed Values Added
First Time appeared Tenda
Tenda w3 Wireless Router
Vendors & Products Tenda
Tenda w3 Wireless Router

Tue, 09 Jun 2026 22:15:00 +0000

Type Values Removed Values Added
Title Multiple Stack Overflows in Tenda W3 Router Causing Denial of Service
Weaknesses CWE-119
CWE-122

Tue, 09 Jun 2026 18:45:00 +0000

Type Values Removed Values Added
Description Shenzhen Tenda Technology Co., Ltd Tenda W3 Wireless Router v1.0.0.3(2204) was discovered to contain multiple stack overflows in the R7WebsSecurityHandler function via the username and password parameters. These vulnerabilities allow attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-06-10T17:55:14.830Z

Reserved: 2026-04-06T00:00:00.000Z

Link: CVE-2026-36794

cve-icon Vulnrichment

Updated: 2026-06-10T17:54:13.284Z

cve-icon NVD

Status : Deferred

Published: 2026-06-09T19:17:44.917

Modified: 2026-06-10T18:16:45.660

Link: CVE-2026-36794

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-10T23:15:28Z

Weaknesses