PT-2026-36913 · Unknown · Wifi Extender Wdr201A

Matteo Strada · Published 2026-05-04 · Updated 2026-05-05 · CVE-2026-41925

Positive Technologies (AI Summary)

CVSS v4.0

9.3

Critical

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

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 reboot time() function of the 'adm.cgi' binary. Unauthenticated remote attackers can execute arbitrary shell commands by sending a crafted request containing shell metacharacters in the reboot time POST parameter when reboot enabled is set to 1.

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

Exploit

RCE

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2026-41925

Affected Products

Wifi Extender Wdr201A

References · 8

• 🔥 https://mstreet97.github.io/security-research/iot/vulnerability-disclosure/ai-assisted-research/cybersecurity/cve/2026/05/04/Teaching_the_Machine_Where_to_Look.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-41925 · Security Note
• https://t.me/CVEtracker/52671 · Telegram Post
• https://vulncheck.com/advisories/wdr201a-wifi-extender-os-command-injection-via-adm-cgi-reboot-time · Note
• https://twitter.com/CVEnew/status/2051403824661696914 · Twitter Post
• https://made-in-china.com/showroom/yeapook/#:~:text=Established%20in%202015.%2CDistrict%2C%20Shenzhen%2C%20Guangdong%2C%20China · Note
• https://twitter.com/VulmonFeeds/status/2051495810739700215 · Twitter Post
• https://twitter.com/infoflowcloud/status/2051405591763906697 · Twitter Post