CVE-2026-41923

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.

CVSS

No CVSS.

References

Link	Resource
https://mstreet97.github.io/security-research/iot/vulnerability-disclosure/ai-assisted-research/cybersecurity/cve/2026/05/04/Teaching_the_Machine_Where_to_Look.html
https://www.made-in-china.com/showroom/yeapook/#:~:text=Established%20in%202015.%2CDistrict%2C%20Shenzhen%2C%20Guangdong%2C%20China
https://www.vulncheck.com/advisories/wdr201a-wifi-extender-os-command-injection-via-internet-cgi

Configurations

No configuration.

History

04 May 2026, 20:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-04 20:16

Updated : 2026-05-05 19:47

NVD link : CVE-2026-41923

Mitre link : CVE-2026-41923

CVE.ORG link : CVE-2026-41923

JSON object : View

Products Affected

No product.

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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