Multiple Stack Overflows in Tenda W3 Wireless Router
CVE-2026-36793

7.5HIGH

Key Information:

Vendor

Shenzhen Tenda Technology Co., Ltd

Status
Tenda W3 Wireless Router
Vendor
CVE Published:
9 June 2026

What is CVE-2026-36793?

The Tenda W3 Wireless Router version 1.0.0.3(2204) exhibits multiple stack overflow vulnerabilities within the formwrlSSIDset function. This occurs through improper handling of the mit_ssid and mis_ssid_index parameters. By exploiting these vulnerabilities, an attacker can send a specially crafted HTTP request, potentially resulting in a denial of service (DoS) condition, impacting device availability and network performance.

References

https://github.com/xhh0124/SemVulLLM/tree/main/W3/FUN_004...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.