Vulnerability record · CVE-2026-4164 · published 16 March 2026

CVE-2026-4164: Injection vulnerability

A flaw has been found in Wavlink WL-WN578W2 221110. Impacted is the function Delete_Mac_list/SetName/GuestWifi of the file /cgi-bin/wireless.cgi of the component POST Request Handler. Executing a manipulation can lead to command injection. It is possible to launch the attack remotely. The exploit has been published and may be used. It is recommended to upgrade the affected component.

8.9 CVSS 4.0 High EPSS 3.6% · top 11.1% CWE-74 · InjectionCWE-77 · Command injection Deferred

8.9CVSS 4.0 base score, v2 10.0

3.6%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

8References

17 Jun 2026Last modified by NVD

Description

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/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:

References

Link	Tags
https://dl.wavlink.com/firmware/RD/WINSTAR_WN578W2-A-2026-03-10-94f93d4-WO-mt7628-squashfs-sysupgrade.bin
https://github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_1/README.md
https://github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_2/README.md
https://vuldb.com/?ctiid.351071
https://vuldb.com/?id.351071
https://vuldb.com/?submit.768292
https://vuldb.com/?submit.768293
https://vuldb.com/?submit.768294

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Source: NIST National Vulnerability Database (record CVE-2026-4164), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.