CVE-2026-18589 – Wavlink WL-NU516U1 nas.cgi change_password stack-based overflow

CVE ID :CVE-2026-18589

Published : Aug. 3, 2026, 7:16 a.m. | 39 minutes ago

Description :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.

Severity: 10.0 | HIGH

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