Ubisoft Uplay has been blocked for your protection.

Why was it blocked?
Version 1.0.0.0 of the Ubisoft Uplay plugin has a security vulnerability that can be exploited by malicious websites to gain control of the user's system.
Who is affected?
All Firefox users who have this plugin installed.
What does this mean?

Users are strongly encouraged to disable the problematic add-on or plugin, but may choose to continue using it if they accept the risks described.

When Mozilla becomes aware of add-ons, plugins, or other third-party software that seriously compromises Firefox security, stability, or performance and meets certain criteria, the software may be blocked from general use. For more information, please read this support article.