Google announced that in June 2026, its Chrome browser saw more bugs fixed than in the previous two years combined. The secret? AI. The tech giant has deployed a new automated bug detection system that scans for vulnerabilities at an unprecedented scale. While this is a massive win for security, it also raises questions about the quality of previous manual reviews and the increasing reliance on AI for critical infrastructure.

The AI tool, reportedly using a version of Google's Gemini model, processes crash reports, code patches, and historical bug data to automatically generate and submit fixes. In June alone, it resolved over 5,000 bugs — a number that dwarfs the roughly 2,000 fixed in the entire 2024-2025 period. This signals a paradigm shift in how browser security is handled.

But here’s the catch: not all bugs are created equal. Many of the AI-fixed bugs were low-severity issues that humans deprioritized. Still, the volume is staggering and points to a future where AI handles the grunt work, freeing engineers for more complex threats.

Why it matters: If AI can fix thousands of bugs in a month, browsers could become significantly more secure, faster. But it also means the cybersecurity landscape will evolve — attackers will use AI too. Google's move is a glimpse into the upcoming AI arms race in software security.

Source: TechCrunch AI