{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-120281","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-11-01T07:44:16.932Z","datePublished":"2026-11-02T00:30:18.106Z","dateUpdated":"2026-11-02T00:30:18.106Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-11-02T00:30:18.106Z"},"title":"WAVLINK WN536AX6-A OpenVPN protocol.csp strcpy stack-based overflow","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-121","lang":"en","description":"Stack-based Buffer Overflow"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-119","lang":"en","description":"Memory Corruption"}]}],"affected":[{"vendor":"WAVLINK","product":"WN536AX6-A","versions":[{"version":"V260507","status":"affected"}],"cpes":["cpe:2.3:a:wavlink:wn536ax6-a:*:*:*:*:*:*:*:*"],"modules":["OpenVPN Handler"]}],"descriptions":[{"lang":"en","value":"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."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":10,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","baseSeverity":"CRITICAL"}},{"cvssV3_1":{"version":"3.1","baseScore":10,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV3_0":{"version":"3.0","baseScore":10,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV2_0":{"version":"2.0","baseScore":10,"vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"timeline":[{"time":"2026-11-01T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-11-01T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-11-01T14:27:42.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"yyjy (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"references":[{"url":"https://vuldb.com/vuln/429625","name":"VDB-429625 | WAVLINK WN536AX6-A OpenVPN protocol.csp strcpy stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/429625/cti","name":"VDB-429625 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-120281","name":"CVE-2026-120281 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/919790","name":"Submit #919790 | Wavlink WN536AX6 V260507 CWE-121","tags":["third-party-advisory"]},{"url":"https://github.com/F-yyjy/cve/blob/main/WN536AX6-A_openvpn_ip.md","tags":["exploit"]}],"x_generator":["VulDB PVTS v202611"]}}}