LinkedIn Browser Toolbar 3.0.3.1100 and earlier does not properly verify the authenticity of updates, which allows man-in-the-middle attack…

LinkedIn Browser Toolbar 3.0.3.1100 and earlier does not properly verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a Trojan horse update, as demonstrated by evilgrade and DNS cache poisoning.