TP-Link TD-W8961N Denial-of-Service Vulnerability in HTTPD Component

Vulnerability

A denial-of-service vulnerability has been identified in the HTTPD component of the TP-Link TD-W8961N version 4.0. This vulnerability arises from improper input sanitization, allowing crafted requests to cause a processing error that crashes the HTTPD service. Exploitation of this vulnerability leads to a service interruption, creating a denial-of-service condition.

Impact

Exploitation of this vulnerability causes the HTTPD service to crash, leading to a denial-of-service condition on the device.

Remediation

Users are advised to download and update to the latest firmware version. The latest firmware for the TD-W8961N V4 can be downloaded from the TP-Link official website. Instructions for upgrading the device are also available on the TP-Link website.

Added: Mar 23, 2026, 7:39 PM
Updated: Mar 23, 2026, 7:39 PM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
2.5
exploitability
4.9
remediation
0.0
relevance
4.6
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.