Legacy D-Link DSL Routers Exploited via Unauthenticated DNS Hijacking (CVE-2026-0625)
January 12, 2026
LA critical command-injection flaw in legacy (end-of-life) D-Link DSL gateway routers is being actively exploited to achieve unauthenticated remote code execution (RCE) and silent DNS setting changes (DNS hijacking).
What happened (and why it matters)
The bug is tracked as CVE-2026-0625 (CVSS 9.3) and sits in the router CGI endpoint dnscfg.cgi, where DNS configuration parameters aren’t properly…

