www/getfile.php in WPO WebPageTest 19.04 on Windows allows Directory Traversal (for reading arbitrary files) because of an unanchored regular expression, as demonstrated by the a.jpg.. substring.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:webpagetest:webpagetest:19.04:*:*:*:*:*:*:*",
"range": [
{
"introduced": "19.04"
},
{
"last_affected": "19.04"
}
],
"source": "CPE_STRING"
}
]
}