This affects versions of package browserless-chrome before 1.40.2-chrome-stable. User input flowing from the workspace endpoint gets used to create a file path filePath and this is fetched and then sent back to a user. This can be escaped to fetch arbitrary files from a server.
{
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:browserless:chrome:*:*:*:*:*:node.js:*:*"
],
"extracted_events": [
{
"fixed": "1.40.2"
}
],
"source": "CPE_RANGE",
"vendor_product": "browserless:chrome"
}
]
}