With 0-days hitting Chrome, iOS, and dozens more this month, is no software safe?

By Dan Goodin

With 70 zero-days uncovered so far this year, 2023 is on track to set a new record.

End users, admins, and researchers better brace yourselves: The number of apps being patched for zero-day vulnerabilities has skyrocketed this month and is likely to get worse in the following weeks.

People have worked overtime in recent weeks to patch a raft of vulnerabilities actively exploited in the wild, with offerings from Apple, Microsoft, Google, Mozilla, Adobe, and Cisco all being affected since the beginning of the month. The number of zero-days tracked this month is considerably higher than the monthly average this year. September so far is at 10, compared with a total of 60 from January through August, according to security firm Mandiant. The company tracked 55 zero-days in 2022 and 81 in 2021.

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