{"id":"CVE-2026-103665","title":"The installer for Yamaha LAN Monitor for Windows provided by Yamaha Corporation may insecurely load Dynamic Link Libraries (DLLs)","summary":"The installer for Yamaha LAN Monitor for Windows provided by Yamaha Corporation may insecurely load Dynamic Link Libraries (DLLs). When the installer is launched in a directory containing a specially crafted DLL file, the malicious DLL m…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-427"],"vendor":"Yamaha Corporation","product":"Yamaha LAN Monitor for Windows","affected":["yamaha_lan_monitor_for_windows <= Ver.1.9.3"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-29T14:10:35.298179Z"},"published":"2026-10-29","updated":"2026-10-29","sourceUpdated":"2026-10-29T14:10:50.402Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-103665","references":[{"url":"https://www.rtpro.yamaha.co.jp/RT/FAQ/Security/JVN23695234.html"},{"url":"https://jvn.jp/en/jp/JVN23695234/"}],"tags":["cve.org"],"epss":0.00194,"epssPercentile":0.09096,"ingestedAt":"2026-11-01T20:00:16.933Z","slug":"CVE-2026-103665","body":"## Overview\n\nThe installer for Yamaha LAN Monitor for Windows provided by Yamaha Corporation may insecurely load Dynamic Link Libraries (DLLs). When the installer is launched in a directory containing a specially crafted DLL file, the malicious DLL may be loaded, resulting in arbitrary code execution with administrative privileges.\n\n## Affected\n\n- `yamaha_lan_monitor_for_windows <= Ver.1.9.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}