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CVE-2026-104806

Mitel MiVoice Office 400 System Logs Path Traversal Information Disclosure

5.5 Medium

DigitalCanion has discovered a path traversal vulnerability that allows an attacker to access files outside of the intended directory.

The specific flaw exists within the Maintenance → System Logs functionality of the web management portal listening on TCP port 443. The application fails to properly validate user-supplied file paths, allowing an attacker to manipulate the requested path and traverse the underlying directory structure.

By exploiting this vulnerability, an attacker can access and download files located outside the intended system logs directory, including potentially sensitive system and application files.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
High
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.31%Unchanged since Oct 5, 2026
90%50%10%1%

What each source reports

CVE List Score used 5.5

Mitel MiVoice Office 400 System Logs Path Traversal Information Disclosure

DigitalCanion has discovered a path traversal vulnerability that allows an attacker to access files outside of the intended directory.

The specific flaw exists within the Maintenance → System Logs functionality of the web management portal listening on TCP port 443. The application fails to properly validate user-supplied file paths, allowing an attacker to manipulate the requested path and traverse the underlying directory structure.

By exploiting this vulnerability, an attacker can access and download files located outside the intended system logs directory, including potentially sensitive system and application files.

Record
CVE-2026-104806
CVSS 4.0
5.5 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/AU:Y/R:A/V:D/RE:L/U:Amber
Weakness
CWE-31
Updated
2026-11-02
EUVDEUVD-2026-92293 5.5

DigitalCanion has discovered a path traversal vulnerability that allows an attacker to access files outside of the intended directory.

The specific flaw exists within the Maintenance → System Logs functionality of the web management portal listening on TCP port 443. The application fails to properly validate user-supplied file paths, allowing an attacker to manipulate the requested path and traverse the underlying directory structure.

By exploiting this vulnerability, an attacker can access and download files located outside the intended system logs directory, including potentially sensitive system and application files.

Record
EUVD-2026-92293
CVSS 4.0
5.5 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/AU:Y/R:A/V:D/RE:L/U:Amber
Updated
2026-11-02
GitHub AdvisoriesGHSA-484h-vp9m-pwvc 5.5

DigitalCanion has discovered a path traversal vulnerability that allows an attacker to access...

DigitalCanion has discovered a path traversal vulnerability that allows an attacker to access files outside of the intended directory.

The specific flaw exists within the Maintenance → System Logs functionality of the web management portal listening on TCP port 443. The application fails to properly validate user-supplied file paths, allowing an attacker to manipulate the requested path and traverse the underlying directory structure.

By exploiting this vulnerability, an attacker can access and download files located outside the intended system logs directory, including potentially sensitive system and application files.

Record
GHSA-484h-vp9m-pwvc
CVSS 4.0
5.5 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:D/RE:L/U:Amber
Weakness
CWE-31
Updated
2026-11-02
NVD 5.5

DigitalCanion has discovered a path traversal vulnerability that allows an attacker to access files outside of the intended directory.

The specific flaw exists within the Maintenance → System Logs functionality of the web management portal listening on TCP port 443. The application fails to properly validate user-supplied file paths, allowing an attacker to manipulate the requested path and traverse the underlying directory structure.

By exploiting this vulnerability, an attacker can access and download files located outside the intended system logs directory, including potentially sensitive system and application files.

Record
CVE-2026-104806
CVSS 4.0
5.5 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:D/RE:L/U:Amber
Weakness
CWE-31
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-104806 is a medium vulnerability (CVSS 5.5) in Mitel Mivoice Office 400, published October 5, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 24th percentile. No source names a fixed version.

References

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