Stack Overflow Vulnerability in Tenda O3 Wireless Router by Shenzhen Tenda Technology
CVE-2026-36783

7.5HIGH

Key Information:

Vendor

Shenzhen Tenda Technology Co., Ltd

Status
Tenda O3 Wireless Router
Vendor
CVE Published:
9 June 2026

What is CVE-2026-36783?

A stack overflow vulnerability has been identified in the Tenda O3 Wireless Router. Specifically, the flaw resides in the domain parameter of the fromNetToolGet function, which can be exploited by attackers to execute a Denial of Service (DoS) attack. By sending a specially crafted HTTP request to the device, the issue may lead to service interruptions, impacting the router's functionality and overall network reliability.

References

https://github.com/xhh0124/SemVulLLM/tree/main/O3/fromNet...

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

.