Defending the patch gap against automated attackers blog.mozilla.org

Mozilla’s Bobby Holley says Firefox has shipped more than seven times as many security fixes since February as in the same period of 2025, aided by early access to models from Anthropic and OpenAI. To counter AI-assisted attacks that exploit the delay between a fix being released and reaching most users, Firefox is speeding up releases, withholding regression tests temporarily and plans to stagger fixes across sandbox layers so their exposure windows do not overlap.