8x8: jitsi-call-analytics: Unauthenticated arbitrary file write via path traversal in `/api/v1/uploads/analyze`

A path traversal vulnerability was discovered in the /api/v1/uploads/analyze endpoint of the jitsi-call-analytics backend. The vulnerability allowed unauthenticated users to write files within the configured RTCSTATSDOWNLOADSPATH directory. The issue was caused by the upload handler using...