WordPress WikkaWiki
Releases Analysed Nine Six
Security issue reports analyzed 97 61
Vulnerable files (over project's history) 26% (85 / 326) 29% (44 / 209)
Average number of hotspots (over project's history 255 92
Average percent of files having at least one hotspot 14.2% 8.42%
Hypotheses about files
H1. The more hotspots a file contains per line of code, the more likely it is that the file contains any web application vulnerability. True (Logistic Regression, p<0.05) True (Logistic Regression, p<0.05)