According to Symantec's tally, 40 Firefox vulnerabilities were disclosed between August and December 2006; Internet Explorer (IE), meanwhile, was hit with 54 bugs. Opera and Safari -- the browser Apple bundles with Mac OS X -- had four flaws each.
For all of 2006, however, the numbers were nearly neck and neck: Firefox was nailed by 87 flaws during the 12 months, IE by 92.
根據Symantec的統計，2006年八月到12月間，在FireFox上共發現40個缺陷，而在這其間，IE上暴露出來的缺陷有54個。Mac OS X捆綁的浏覽器Opera和Safari每個暴露出的問題有4個。
在整個2006期間，IE和FireFox暴露的問題個數還是相近的，FireFox有87個，IE有92個。
from:http://www.linux.org/