CVE-2026-3376

Tenda · F453

A security vulnerability has been detected in the Tenda F453 router, version 1, potentially allowing for remote device compromise.

Executive summary

The Tenda F453 router is affected by a high-severity vulnerability that could allow attackers to gain unauthorized access to the device or network traffic.

Vulnerability

A security vulnerability has been detected in the Tenda F453 router. For networking hardware, this often relates to vulnerabilities in the web management interface or exposed services that allow for remote command execution or unauthorized configuration changes.

Business impact

A compromised router allows an attacker to intercept network traffic, launch man-in-the-middle (MitM) attacks, or use the device as a pivot point into the local network. The CVSS score of 8.8 reflects a High severity level, indicating a significant threat to network security and data privacy.

Remediation

Immediate Action: Update the Tenda F453 router firmware to the latest secure version provided by the manufacturer.

Proactive Monitoring: Monitor the router for unauthorized configuration changes and review logs for unusual login attempts from external IP addresses.

Compensating Controls: Disable remote management of the router from the internet and ensure that the management interface is only accessible via a secure, local connection.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Users of the Tenda F453 router should immediately check for and apply firmware updates. Ensuring that network infrastructure remains secure is a critical component of overall cybersecurity posture.