CVE-2025-4883: D-Link Di-8100g Firmware

High severity, CVSS 7.2. EPSS: 8.2% chance of exploitation in the next 30 days.

A vulnerability was found in D-Link DI-8100 16.07.26A1. It has been declared as critical. This vulnerability affects the function ctxz_asp of the file /ctxz.asp of the component Connection Limit Page. The manipulation of the argument def/defTcp/defUdp/defIcmp/defOther leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected products

• D-Link Di-8100g Firmware: version 16.07.26a1 only

Published 2025-05-18. Last modified 2026-06-17.