The helper application in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.3.185 on Windows, and on Windows Mobile, downloads a client executable file (vpndownloader.exe) without verifying its authenticity, which allows remote attackers to execute arbitrary code via the url property to a certain ActiveX control in vpnweb.ocx, aka Bug ID CSCsy00904.

The Start Before Logon (SBL) functionality in Cisco AnyConnect Secure Mobility Client (formerly AnyConnect VPN Client) before 2.3.254 on Windows, and on Windows Mobile, allows local users to gain privileges via unspecified user-interface interaction, aka Bug ID CSCta40556.

A security feature bypass vulnerability exists in Windows 10 Mobile when Cortana allows a user to access files and folders through the locked screen, aka 'Windows 10 Mobile Security Feature Bypass Vulnerability'.

Microsoft Windows Mobile 6.0 on HTC Wiza 200 and HTC MDA 8125 devices does not properly handle the first attempt to establish a Bluetooth connection to a peer with a long name, which allows remote attackers to cause a denial of service (device reboot) by configuring a Bluetooth device with a long hci name and (1) connecting directly to the Windows Mobile system or (2) waiting for the Windows Mobile system to scan for nearby devices.

Windows Mobile 6 on the HTC Hermes device makes WLAN passwords available to an auto-completion mechanism for the password input field, which allows physically proximate attackers to bypass password authentication and obtain WLAN access.