CVE-2020-8861: D-Link Dap-1330 Firmware

High severity, CVSS 8.8. EPSS: 6.5% chance of exploitation in the next 30 days.

This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DAP-1330 1.10B01 BETA Wi-Fi range extenders. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HNAP login requests. The issue results from the lack of proper handling of cookies. An attacker can leverage this vulnerability to execute arbitrary code on the router. Was ZDI-CAN-9554.

Affected products

• D-Link Dap-1330 Firmware: before 1.10b01 (fixed in 1.10b01); version 1.10b01 only

Published 2020-02-22. Last modified 2026-06-17.