The two "crashers" are the only publicly released vulnerabilities that have been confirmed by Mozilla in the week since Firefox 2 was launched. The issues are only minor, the organization has said.
By contrast, Microsoft's Internet Explorer 7 update suffers, discovered a week after . The vulnerability could help crooks mask phishing scams, the type of attack Microsoft .
According to Secunia, a security monitoring company, there are at least two other vulnerabilities in IE 7. Microsoft has disputed these issues, saying that one reported problem , and the other is a .
Release of the new Web browsers set off a race among bug hunters to come up with the first security hole in either program. So far, though, none of the reported flaws could be exploited to hijack a PC running the browser, the most serious type of vulnerability.