CVE-2025-27852

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows a reflected cross site scripting XSS attack. This allows an attacker on the local network segment to execute arbitrary JavaScript code within the context of the WDU webpage. Full administrator level access to the device is...

CVE-2025-27853

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows its authentication to be bypassed. The WDU web site only performs authentication with the client within the client's browser. The WebSockets used to communicate with the WDU server do not enforce any authentication. An...

CVE-2025-27851

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows a cross-site origin WebSocket hijacking attack. Among other uses, the WDU utilizes WebSockets to control settings, including administrative settings. This allows a network attacker to take full control of a WDU. To initiate ...

EUVD-2025-209828

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows a symlink attack. If a malicious graphics package containing symlinks is uploaded, the web server follows the supplied links when serving content. No mechanisms to restrict those link targets to a specific area of the...

EUVD-2025-209831

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows its authentication to be bypassed. The WDU web site only performs authentication with the client within the client's browser. The WebSockets used to communicate with the WDU server do not enforce any authentication. An...

CVE-2025-27851

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows a cross-site origin WebSocket hijacking attack. Among other uses, the WDU utilizes WebSockets to control settings, including administrative settings. This allows a network attacker to take full control of a WDU. To initiate ...

CVE-2025-27852

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows a reflected cross site scripting XSS attack. This allows an attacker on the local network segment to execute arbitrary JavaScript code within the context of the WDU webpage. Full administrator level access to the device is...

CVE-2025-27853

Summary: CVE-2025-27853 affects the Garmin WDU web-based UI (versions v1 1.4.6 and v2 5.0). The root cause is that authentication is performed only in the client browser while WebSocket communications to the WDU server do not enforce authentication. This enables an attacker to bypass authenticati...

CVE-2025-27853

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows its authentication to be bypassed. The WDU web site only performs authentication with the client within the client's browser. The WebSockets used to communicate with the WDU server do not enforce any authentication. An...

PT-2026-40797

Name of the Vulnerable Software and Affected Versions Garmin WDU version 1.4.6 Garmin WDU version 5.0 Description The locally served web site allows a reflected cross site scripting XSS attack, which is a technique where a malicious script is reflected off a web application to the victim's browse...

CVE-2025-27853

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows its authentication to be bypassed. The WDU web site only performs authentication with the client within the client's browser. The WebSockets used to communicate with the WDU server do not enforce any authentication. An...

CVE-2025-27851

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows a cross-site origin WebSocket hijacking attack. Among other uses, the WDU utilizes WebSockets to control settings, including administrative settings. This allows a network attacker to take full control of a WDU. To initiate ...

PT-2026-40798

Name of the Vulnerable Software and Affected Versions Garmin WDU version 1.4.6 Garmin WDU version 5.0 Description The locally served web site allows authentication to be bypassed because the site only performs authentication within the client's browser. The WebSockets used for communication with...

CVE-2025-27850

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows a symlink attack. If a malicious graphics package containing symlinks is uploaded, the web server follows the supplied links when serving content. No mechanisms to restrict those link targets to a specific area of the...

CVE-2025-27850

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows a symlink attack. If a malicious graphics package containing symlinks is uploaded, the web server follows the supplied links when serving content. No mechanisms to restrict those link targets to a specific area of the...

CVE-2025-27851

The locally served web site on the Garmin WDU v1 1.4.6 and v2 5.0 allows a cross-site origin WebSocket hijacking attack. Among other uses, the WDU utilizes WebSockets to control settings, including administrative settings. This allows a network attacker to take full control of a WDU. To initiate ...

PT-2026-40795

Name of the Vulnerable Software and Affected Versions Garmin WDU version 1.4.6 Garmin WDU version 5.0 Description The locally served web site allows a symlink attack, which occurs when a system follows a symbolic link a file that points to another file or directory to access locations outside the...

CVE-2020-27485

Garmin Forerunner 235 before 8.20 is affected by: Array index error. The component is: ConnectIQ TVM. The attack vector is: To exploit the vulnerability, the attacker must upload a malicious ConnectIQ application to the ConnectIQ store. The ConnectIQ program interpreter fails to check the index...