OCTOBER 7, 2026
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Case File

CVE-2026-104810

HIGH · CVSS 8.4 EPSS 0.35% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-10-05 · Last synced 2026-10-07

CyberRota Analysis

AI-Generated

The vulnerability in the Mitel MiVoice Office 400 web portal allows authenticated attackers to exploit a directory traversal flaw, enabling them to access and delete sensitive files outside the intended directory. This can lead to the deletion of critical system or application files, potentially resulting in a denial-of-service condition. Organizations using this system should prioritize patching to mitigate the risk of unauthorized file deletion and service disruption.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-104810
Severity
HIGH
CVSS
8.4
EPSS
0.35%
Office Linux

Original NVD 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. The 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.