{"id":"CVE-2026-104810","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-104810","generatedAt":"2026-10-28T01:53:03.516Z","title":"This vulnerability allows remote attackers to delete sensitive files on vulnerable installations of Mitel MiVoice Office 400.","description":"This vulnerability allows remote attackers to delete sensitive files on vulnerable installations of Mitel MiVoice Office 400. Authentication is required to exploit this vulnerability.\n\n\n\n\nThe specific flaw exists within the web portal listening on TCP port 443, under Maintenance → File Management → File Browser, which is affected by a directory traversal vulnerability. By exploiting this vulnerability, an authenticated attacker can access and delete files outside of the intended directory, including files belonging to the Mitel application and the underlying Linux system. Deleting critical system or application files can result in a denial-of-service condition affecting the underlying system.","published":"2026-10-05T09:17:10.000Z","lastModified":"2026-10-06T15:18:12.000Z","status":"Deferred","sourceIdentifier":"vulnerability@ncsc.ch","cvss":{"version":"4.0","score":8.4,"severity":"HIGH","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-31"],"affected":[],"epss":{"score":0.00384,"percentile":0.32253,"date":"2026-10-26","history":[{"date":"2026-10-05","score":0.00352,"percentile":0.26564}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.38%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-05T09:17:10.000Z","detail":{"score":"8.4","severity":"HIGH","publishedAt":"2026-10-05T09:17:10.153Z"},"summary":"New CVE, high severity (CVSS 8.4)."}],"references":[{"url":"https://digitalcanion.com/en/security-research/#vendor=mitel&status=cna","source":"vulnerability@ncsc.ch"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-104810","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}