OpenAIEventCybersecurityOctober 21, 2026

OpenAI's Patch the Planet used GPT-5.6 Sol to find PHP2Shell bugs in core PHP

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OpenAI says its models helped uncover two PHP memory-corruption flaws (CVE-2026-109618, CVE-2026-109619) in code behind roughly 70% of websites, then led a two-month coalition to patch them. Calif researchers found a version with GPT-5.6 Sol in August; OpenAI found a fuller one in September, and Wiz found both independently.

People · Greg Brockman, Matthew Prince

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