Wikimedia Quarry analytics-quarry-web before 2020-12-15 allows Reflected XSS because app.py does not explicitly set the application/json content type.
{
"unresolved_ranges": [
{
"extracted_events": [
{
"fixed": "2020-12-15"
}
],
"source": "CPE_RANGE",
"vendor_product": "wikimedia:analytics-quarry-web",
"cpes": [
"cpe:2.3:a:wikimedia:analytics-quarry-web:*:*:*:*:*:*:*:*"
]
},
{
"extracted_events": [
{
"fixed": "2020-12-15"
}
],
"source": "DESCRIPTION"
}
]
}