AI Tsunami: Vulnerability Exploitation Now Under 1 Day

Artificial intelligence has dramatically sped up the time between finding a vulnerability and exploiting it. This window has shrunk from about 70 days in 2020 to less than a day in 2026, with the shortest observed at just nine hours. What's interesting is that between 73% and 74% of new vulnerabilities are already being exploited as zero-days. Organizations are also deploying autonomous AI agents faster than security teams can manage them. Large companies might use 140 to 150 different software products, each potentially adding AI agents that make decisions without a single owner. AI is also making deception much harder to detect. Things like AI-generated phishing, deepfake interviews, and voice cloning are eroding the traditional signals people used to spot fraud. Despite these challenges, cybersecurity experts agree on some fundamental advice: know your assets, verify identities, limit privileges, segment access, and keep humans accountable. The bottom line is that while defenders can't match attackers at machine speed, organizations can still protect themselves by buying time, reducing exposure, and rebuilding verification into everyday decisions. This matters because the rapid evolution of AI is fundamentally changing the landscape of enterprise risk.