Firefox Flaw Re-Rated as High Severity Jan 31, 2008, 18 :15 UTC (0 Talkback[s]) (4630 reads) (Other stories by Stephen Withers)
"A Firefox security flaw originally judged to be of low severity has been upgraded to high, but a fix is on its way.
"The issue concerns so-called 'flat' add-ons that store their components in multiple files instead of using a single .jar file. A flaw in the way the program handles the chrome protocol means a maliciously crafted web page is able to traverse directories in order to read data from known locations..."