65 million attacks, 24 hours to strike: Lumen says AI has collapsed the window between disclosure and exploitation
For years, the working assumption in enterprise security was that a newly disclosed vulnerability gave defenders a grace period: days, sometimes weeks, to test a patch, schedule downtime and roll it out. New data from Lumen Technologies suggests that grace period is eroding. In one example the company cites, attackers began targeting a newly disclosed vulnerability within 24 hours, and more than 100 attack servers were involved within 72 hours.
Lumen released its CISO Update to the 2026 Lumen Defender Threatscape Report on 10th November. It draws on Black Lotus Labs, the company’s threat research and intelligence team, which monitors activity across Lumen’s internet backbone. The update’s central conclusion is that trends flagged earlier this year have accelerated. Threat actors are moving faster, operating at greater scale and recovering quickly from disruption.
“Cybersecurity is a race without a finish line,” said Kim Keever, Lumen’s Chief Security Officer. “Attackers are constantly...
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