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7.4

Tenda F453 Router: Remote Code Execution via Malicious Input

CVE-2026-3274
Summary

A security flaw in the Tenda F453 router's httpd component allows an attacker to inject malicious code remotely. This could result in unauthorized access to the router. Tenda has not yet released a patch to fix this issue, so users should be cautious when accessing the router's web interface.

What to do

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

Affected software
VendorProductAffected versionsFix available
tenda f453_firmware 1.0.0.3 –
Original title
A security flaw has been discovered in Tenda F453 1.0.0.3. Affected by this issue is the function frmL7ProtForm of the file /goform/L7Prot of the component httpd. Performing a manipulation of the a...
Original description
A security flaw has been discovered in Tenda F453 1.0.0.3. Affected by this issue is the function frmL7ProtForm of the file /goform/L7Prot of the component httpd. Performing a manipulation of the argument page results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks.
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: 27 Feb 2026 · Updated: 12 Mar 2026 · First seen: 6 Mar 2026