CVE-2026-6134: Tenda f451 Firmware

High severity, CVSS 8.8. EPSS: 0.9% chance of exploitation in the next 30 days.

A security flaw has been discovered in Tenda F451 1.0.0.7_cn_svn7958. This vulnerability affects the function fromqossetting of the file /goform/qossetting. Performing a manipulation of the argument qos results in stack-based 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.

Affected products

• Tenda f451 Firmware: version 1.0.0.7 only

Published 2026-04-12. Last modified 2026-06-17.