published April 27, 2014
NVD has not assigned a CVSS score to this record. It sits in the 99.4th percentile for exploit probability.
Unspecified vulnerability in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code with medium-integrity privileges and bypass a sandbox protection mechanism via unknown vectors, as demonstrated by ZDI during a Pwn4Fun competition at CanSecWest 2014.