In parser-server before version 4.1.0, you can fetch all the users objects, by using regex in the NoSQL query. Using the NoSQL, you can use a regex on sessionToken and find valid accounts this way.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:parseplatform:parse-server:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "4.1.0"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "3a3a5eee5ffa48da1352423312cb767de14de269"
}
],
"source": "REFERENCES_COMMIT"
}
]
}