CVE-2026-4163 - Vulnerability Analysis

Overview

Wavlink WL-WN579A3 220323 contains a command injection caused by manipulation in SetName/GuestWifi function in /cgi-bin/wireless.cgi POST Request Handler, letting remote attackers execute arbitrary commands, exploit requires crafted POST request.

Severity & Score

Impact

Remote attackers can execute arbitrary commands, potentially gaining full control over the device.

Mitigation

Upgrade to the latest version of the affected component.

References

• https://vuldb.com/?ctiid.351070
• https://vuldb.com/?id.351070
• https://vuldb.com/?submit.765327
• https://vuldb.com/?submit.765328
• https://dl.wavlink.com/firmware/RD/WINSTAR_WN579A3-A-2026-03-10-94f93d4-WO-mt7628-squashfs-sysupgrade.bin
• https://github.com/Litengzheng/vul_db/blob/main/WL-WN579A3/vul_10/README.md
• https://github.com/Litengzheng/vul_db/blob/main/WL-WN579A3/vul_9/README.md

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Mar 16, 2026

🔴 CVE-2026-4163 - Critical (9.8) A vulnerability was detected in Wavlink WL-WN579A3 220323. This issue affects the function SetName/GuestWifi of the file /cgi-bin/wireless.cgi of the component POST Request Handler. Performing a manipulation results in command injection. It is pos... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-4163/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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