Exploitable flaws in media players...

[fink]

http://www.sfgate.com/cgi-bin/article.cgi?f=/n/a/2007/08/02/financial/f164111D14.DTL#sections

Media players in personal computers have serious vulnerabilities that could allow online criminals to attach malicious code and infect computers without the user's knowledge

[SpywareDr]

Scary. You don't even have to actually click anything for the music to start playing on some websites. :(