Node.js 0.10.x before 0.10.42, 0.12.x before 0.12.10, 4.x before 4.3.0, and 5.x before 5.6.0 allow remote attackers to conduct HTTP request smuggling attacks via a crafted Content-Length HTTP header.
https://security.gentoo.org/glsa/201612-43
https://nodejs.org/en/blog/vulnerability/february-2016-security-releases/
http://www.securityfocus.com/bid/83282
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177673.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177184.html