CVE-2026-18589: falha crítica em Wavlink WL-NU516U1
Wavlink WL-NU516U1 nas.cgi change_password stack-based overflow
Publicada em
Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.
28Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 9.3epss 1.1%
A vulnerability was found in Wavlink WL-NU516U1 708c073-mt7628. This impacts the function change_password of the file nas.cgi. The manipulation of the argument User1Passwd results in stack-based buffer overflow. The attack can be executed remotely. The exploit has been made public and could be used. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
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
Produtos afetados
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Referências
https://dl.wavlink.com/firmware/RD/WINSTAR_NU516U1-WO-A-2026-07-13-4b8a21f-mt7628-squashfs-sysupgrade.binhttps://github.com/oduoke567/WAVLINK-NU516U1-2026-05-1/blob/main/report2.mdhttps://vuldb.com/cve/CVE-2026-18589https://vuldb.com/submit/850501https://vuldb.com/vuln/385417https://vuldb.com/vuln/385417/cti