PT-2026-36910

CVE-2026-41922

Published

2026-05-04

Updated

2026-05-05

Description by

CVSS 4.0

9.3

Critical

MetricsAV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions WDR201A WiFi Extender (HW V2.1, FW LFMZX28040922V1.02)

Description An OS command injection issue exists in the 'wireless.cgi' binary. Unauthenticated remote attackers can execute arbitrary shell commands by injecting malicious input into the sz11gChannel or PIN POST parameters. This is possible due to unsanitized parameter handling within the set wifi basic() and set wifi do wps() functions.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploitability

Exploit

Impacts

Researchers

Daniele Berardinelli

Matteo Strada

Vendors

Affected products

Weakness enumeration

CWE-78: Improper Neutralization of Special Elements used in an OS Command (\'OS Command Injection\')

Related identifiers