Top 3 Key Findings (Full list available in the report)
- Most websites were exposed to at least one serious* vulnerability every day of 2010, or nearly so (9–12 months of the year). Only 16% of websites were vulnerable less than 30 days of the year overall.
- During 2010, the average website had 230 serious* vulnerabilities.
- In 2010, 64% of websites had at least one Information Leakage vulnerability, which overtook Cross-Site Scripting as the most prevalent vulnerability by a few tenths of a percent.
Window of Exposure is an organizational key performance indicator that measures the number of days a website has at least one serious vulnerability over a given period of time.
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