CVE-2026-41923 — WDR201A WiFi Extender OS Command Injection via internet.cgi
WDR201A WiFi Extender (HW V2.1, FW LFMZX28040922V1.02) contains an OS command injection vulnerability in the internet.cgi binary that allows unauthenticated remote attackers to …
Published: 2026-05-04 · CVSS: 9.3 · CVSS 4.0
WDR201A WiFi Extender (HW V2.1, FW LFMZX28040922V1.02) contains an OS command injection vulnerability in the internet.cgi binary that allows unauthenticated remote attackers to execute arbitrary shell commands by injecting malicious input into the gateway POST parameter. Attackers can exploit unsanitized parameter concatenation in the set_add_routing function to inject shell commands that are executed via popen() with partial output reflected in the HTTP response.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7