Mozilla’s security response team is scrambling to ready a patch [] for what appears to be a serious security vulnerability affecting users of its flagship Firefox browser.

The vulnerability [], released alongside proof-of-concept code [] on several security sites, could lead to malicious code execution attacks if a Firefox user is lured to a Web site rigged with exploits.  It affects all versions of the open-source browser, including the newest Firefox 3.0.7.

Read more from Robert McMillan [] and SC Magazine [].

Categories: Vulnerabilities, Web Security