Web Browser Vulnerabilities

During the second half of 2007, 88 vulnerabilities affected Mozilla browsers. Of these, 19 were considered to be medium severity and 69 were considered low. This total is an increase from the 34 vulnerabilities that affected Mozilla browsers in the first half of 2007. Of those, 12 were considered medium severity and 22 were low. Safari was affected by 22 vulnerabilities in the second half of 2007. One was considered high severity, 12 were medium and nine were low. This is a decrease from the 25 Safari vulnerabilities that were documented in the first half of 2007, of which seven were medium severity and 18 were low.

Source: Symantec Internet Security Threat Report, Vol. XIII