CVE-2026-3377: Tenda f453 Firmware

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

A vulnerability was detected in Tenda F453 1.0.0.3. Affected by this issue is the function fromSafeUrlFilter of the file /goform/SafeUrlFilter. Performing a manipulation of the argument page results in buffer overflow. The attack can be initiated remotely. The exploit is now public and may be used.

Affected products

• Tenda f453 Firmware: version 1.0.0.3 only

Published 2026-03-01. Last modified 2026-06-17.