Forget zero-days – ‘N-days’ could be the most worrying security threat facing your systems today, here’s why

Flashpoint report claims over 80% of exploited flaws are n-days, not zero-days Average time to exploit dropped from 745 days (2018) to just 44 days (2025) Attackers focus on firewalls, VPNs, and edge devices; China most active in exploitation campaigns While zero-day vulnerabilities may sound ominous, it is n-day ones which are driving most cyberattacks, experts have warned. Security researchers Flashpoint unveiled new research based on entries in CISA’s KEV, as well as in-house data about the average Time to Exploit (TTE). As per the analysis, more than 80% of all exploited vulnerabilities tracked over the past four years were…