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CVE-2026-120281 — Critical vulnerability brief

November 2, 2026CVSS 9.3

A vulnerability was found in WAVLINK WN536AX6-A V260507. This affects the function strcpy of the file /protocol.csp of the component OpenVPN Handler. The manipulation of the argument openvpn_ip results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure.

CVSS base score: 9.3 / 10

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