CVE-2026-4163

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 possible to initiate the attack remotely. The exploit is now public and may be used. Upgrading the affected component is recommended.

CVSS v4.0

8.9 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

2.10% chance of exploitation in the next 30 days, 80th percentile

Published

2026-03-14

Updated

2026-03-17

Proof-of-concept exploits (1)

• Litengzheng/vul_db/blob/main/WL-WN579A3/vul_10/README.md

References

• CVE Record
• NVD entry

Related

• CVE-2026-41591
• CVE-2026-4164
• CVE-2026-41587
• CVE-2026-41640
• CVE-2026-41586
• CVE-2026-41641