The personal info of tens of thousands of Rio Grande valley residents were set at risk, as estimated in a channel 5 NEWS investigation of a computer server found at a local flea market.Tens of thousands of names, addresses and social security numbers were contained on files accessed without the need of a password. The server once belonged to Cameron County.CHANNEL 5 intelligence obtained the server from an anonymous source, who described himself as a hacker. He said he found the treasure of info at the 77 Flea market in Brownsville.I knew exactly what it was& i knew exactly what I had from the moment i saw it, he said. I saw this and i thought, you know, This is a major surety flaw.The man said he knew the server was still accessible, because all sise of its hard drives were allay installed. However, he didnt know at that point what was in it or how easy it would be to disruption into it.CHANNEL 5 intelligence Chief engineer Michael Leal evaluated how to catch into the 15-year-old server. He loaded a small variant of Windows allowing him to see the file system without inputting a password.Right now, I can assure everything on this computer. Its as though i logged on with Windows and everythings available to me, he said.After accessing the file system, Leal said he discovered a law enforcement database easily accessible. The database contained hundreds, if not thousands, of slip files.