| version | published | direct vulnerabilities | 
|---|---|---|
| 6.22.0 | 8 Feb, 2016 | 
 | 
| 6.21.0 | 29 Oct, 2015 | 
 | 
| 6.20.0 | 9 Jun, 2015 | 
 | 
| 6.19.0 | 26 Jan, 2015 | 
 | 
| 6.18.0 | 31 Oct, 2014 | 
 | 
| 6.17.0 | 29 Aug, 2014 | 
 | 
| 6.16.0 | 6 Jun, 2014 | 
 | 
| 6.15.0 | 16 Apr, 2014 | 
 | 
| 6.14.0 | 14 Feb, 2014 | 
 | 
| 6.13.0 | 5 Jan, 2014 | 
 | 
| 6.12.0 | 1 Nov, 2013 | 
 | 
| 6.11.0 | 20 Sep, 2013 | 
 | 
| 6.10.0 | 12 Aug, 2013 | 
 | 
| 6.9.1 | 5 Jul, 2013 | 
 | 
| 6.9.0 | 23 Jun, 2013 | 
 | 
| 6.8.0 | 17 May, 2013 | 
 | 
| 6.7.0 | 12 Apr, 2013 | 
 | 
| 6.6.0 | 15 Feb, 2013 | 
 | 
| 6.5.0 | 18 Jan, 2013 | 
 | 
| 6.4.0 | 14 Dec, 2012 | 
 |