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7.4

Tenda FH451: Unsecured File Processing Can Lead to Remote Attack

CVE-2026-2911
Summary

A security issue has been found in the Tenda FH451 router, affecting its ability to handle certain file requests. This could allow an attacker to remotely take control of the device. To protect your network, update your Tenda FH451 to the latest version, ideally 1.0.10 or higher.

What to do

No fix is available yet. Check with your software vendor for updates.

Affected software
VendorProductAffected versionsFix available
tenda fh451_firmware 1.0.0.9 –
Original title
A vulnerability has been found in Tenda FH451 up to 1.0.0.9. This issue affects some unknown processing of the file /goform/GstDhcpSetSer. The manipulation leads to buffer overflow. It is possible ...
Original description
A vulnerability has been found in Tenda FH451 up to 1.0.0.9. This issue affects some unknown processing of the file /goform/GstDhcpSetSer. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.
nvd CVSS2.0 9.0
nvd CVSS3.1 8.8
nvd CVSS4.0 7.4
Vulnerability type
CWE-119 Buffer Overflow
CWE-120 Classic Buffer Overflow
Published: 22 Feb 2026 · Updated: 12 Mar 2026 · First seen: 6 Mar 2026