CVE-2026-104706 PUBLISHED

Mitel MiVoice Office 400 view system files path traversal

Assigner: NCSC.ch
Reserved: 02.10.2026 Published: 05.10.2026 Updated: 05.10.2026

DigitalCanion has discovered a path traversal vulnerability that allows to view or download sensitive system files over the portal https://<ip>:8443 via menus Administration -> View Logs

Metrics

CVSS 4.0

CVSS 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/AU:Y/U:Amber
CVSS Score: 8.4

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Local	Confidentiality	High	Confidentiality	High
Attack Complexity	Low	Integrity	High	Integrity	High
Attack Requirements	None	Availability	High	Availability	High
Privileges Required	High
User Interaction	None

CVSS 4.0

Product Status

Vendor	Mitel
Product	Mitel MiVoice Office 400
Versions	Default: unknown Version 11.0.96.0 is affected

Credits

Brian Mariani from DigitalCanion SA finder

References

https://digitalcanion.com/en/security-research/#vendor=mitel&status=cna

Problem Types

CWE-31 Path traversal: 'dir\..\..\filename' CWE

Impacts

CAPEC-126 Path Traversal