Every Discourse story collected by The AI Daily, 2 so far, newest first, refreshed hourly.
Researchers hacked OpenAI forum using Anthropic modelsThree Hacktron researchers in India used Claude models to find a flaw in Discourse, the third-party service behind OpenAI's community forum, and the day after Claude Opus 5 launched they gained access to some OpenAI users' ChatGPT and Codex accounts, exposing risks to frontier labs themselves.
Researchers chained bugs to compromise OpenAI ChatGPT accountsSecurity group HacktronAI said they chained two critical vulnerabilities on July 25, 2026 to access multiple OpenAI employees' ChatGPT and Codex accounts, and created a harmless PR in OpenAI's internal repo as proof. They reported the issues to OpenAI and Discourse, received a $6,500 bounty, described an under-72-hour disclosure timeline, and noted using Claude models; the initial flaw included RCE in Discourse.
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