Paper/Archive/CVE-2026-4164

CVE-2026-4164

Wavlink WL-WN578W2 — Wavlink WL-WN578W2 POST Request wireless.cgi GuestWifi command injection

CVSS 9.8 (CNA)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 81.6.816 × 2016.3 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource

WL-WN578W2221110–CNA

Scores by source

VulDB (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

VulDB (CNA)9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

VulDB (CNA)9.3CVSS: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

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

writeupvuldb.com/?id.351071 refvuldb.com/?ctiid.351071 writeupvuldb.com/?submit.768292 writeupvuldb.com/?submit.768293 writeupvuldb.com/?submit.768294 refgithub.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_1/README.md exploitgithub.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_2/README.md patchdl.wavlink.com/firmware/RD/WINSTAR_WN578W2-A-2026-03-10-94f93d4-WO-mt7628-squashfs-sysupgrade.bin