An anonymous reader writes "David Maynor, infamous for the Apple Wi-Fi hack, has discovered bugs in the Windows version of Safari mere hours after it was released. He notes in the blog that his company does not report vulnerabilities to Apple. His claimed catch for 'an afternoon of idle futzing': 4 DoS bugs and 2 remote execution vulnerabilities."
Separately, within 2 hours Thor Larholm found a URL protocol handler command injection vulnerability
that allows remote command execution.