A stack-based buffer overflow vulnerability has been discovered in Tenda F453 router firmware version 1.0.0.3. The vulnerability affects the fromwebExcptypemanFilter function in the /goform/webExcptypemanFilter file. The flaw can be exploited by manipulating the 'page' argument, leading to a stack-based buffer overflow condition. The attack can be initiated remotely, making it particularly dangerous for exposed devices. The exploit has been publicly disclosed and is available for use, increasing the risk of active exploitation. This vulnerability poses a significant security risk to affected Tenda router users.