points out a News.com story which reports that "Two vulnerabilities in the popular Firefox browser have been rated "extremely critical" because exploit code is now available to take advantage of them."
Security firm Secunia reported the vulnerabilities (and the "extremely critical" rating is theirs), but the News.com story points out that thus far, "no known cases have yet emerged where an attacker took advantage of the public exploit code." Update: 05/09 20:20 GMT
: Rebron of the Mozilla Foundation sends a correction; this is really the same flaw reported yesterday
. He suggests that you glance at the Mozilla security alert on this hole
(as well other alerts at the Mozilla Security Center
), and says "The Mozilla Foundation has made changes to our update servers that will protect users from this arbitrary code execution exploit."