Trends on Zero-Days Exploited In-the-Wild in 2023

Written by: Maddie Stone, Jared Semrau, James Sadowski Combined data from Google’s Threat Analysis Group (TAG) and Mandiant shows 97 zero-day vulnerabilities were exploited in 2023; a big increase over the 62 zero-day vulnerabilities identified in 2022, but still less than 2021's peak of 106 zero-days. This finding comes from the first-ever joint zero-day report by TAG and Mandiant. The report highlights 2023 zero-day trends, with focus on two main categories of vulnerabilities. The first is end