All peoplePERSON / FRONTIER COVERAGERobert McMillanTYPEPersonSIGNALS3FIRST SEENSep 18, 2026LAST SEENOct 21, 2026Recent signalsPHP's creators disclose a critical memory-management vulnerability, dubbed "PHP2Shell", that affects up to 70% of websites, discovered via GPT-5.6 Sol in August (Robert McMillan/Wall Street Journal) Oct 21, 2026Research: OpenAI agents scanned a UN data hub 16K+ times between April and the end of June, and circumvented a filter that was blocking their requests for data (Robert McMillan/Wall Street Journal) Sep 26, 2026Security researchers in an OpenAI bug bounty program hacked OpenAI, accessing its "monorepo" on GitHub, using a cybersecurity version of Opus 4.8 and Opus 5 (Robert McMillan/Wall Street Journal) Sep 18, 2026RELATEDOpenAIWall Street JournalGPT-5.6 SolGitHubClaude Opus 5PHPUnited NationsALL PEOPLELATEST SIGNAL