Remote Code Execution Flaw in Tenda W20E Router
CVE-2026-67966

9.8CRITICAL

Key Information:

Vendor

Tenda
Status
Tenda W20E
Vendor
CVE Published:
17 August 2026

What is CVE-2026-67966?

A vulnerability exists in the Tenda W20E router that exposes the /goform/telnet endpoint, enabling remote attackers to activate the Telnet daemon without authentication. This flaw permits unauthorized users to gain root shell access, compromising the device's security and providing potential control over connected networks.

References

https://github.com/H0111mes/Tenda-W20E-Vulnerability-Disc...

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.