Vulnerabilities CVE-2026-41924

CVE-2026-41924

Critical

Open

TLP:CLEAR

WDR201A WiFi Extender OS Command Injection via makeRequest.cgi

NVD CVE.org

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Description

WDR201A WiFi Extender (HW V2.1, FW LFMZX28040922V1.02) contains an OS command injection vulnerability in the makeRequest.cgi binary that allows unauthenticated remote attackers to execute arbitrary shell commands by injecting malicious input into the set_time or StartSniffer functions. Attackers can craft a POST request with specially crafted ampersand-delimited parameters to bypass input sanitization and execute commands with a maximum length of 31 bytes through the date command or channel parameter processing.

Details

CVSS Score: 9.3
EPSS Score ⓘ: 2.71%

84.7th percentile
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Confidence: 90%
Published: May 4, 2026
Last Modified: May 8, 2026

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