{"slug": "kimi-k3-just-fixed-15-critical-security-bugs-that-codex-and-fable-refused", "title": "Kimi K3 just fixed 15 critical security bugs that Codex and Fable refused", "summary": "Kimi K3 fixed 15 critical security bugs that OpenAI's Codex and Anthropic's Fable refused to fix due to cyber guardrails, according to a user report. The user warns that restricting American models on tasks Chinese models handle without issue will hurt competitiveness.", "body_md": "Kimi K3 just fixed 15 critical security bugs that Codex and Fable refused because of “cyber guardrails.” There’s no reason to limit American models on tasks that Chinese models handle without issue. We’re only making ourselves less competitive.\n\nI have a report full of security issues of a software I'm working on.\nCodex won't fix them because of Cyber guardrails\nFable won't fix them because of Cyber guardrails\nKimi K3 fixed them all. No restrictions, just gets the job done.\nThis will end badly for OpenAI & Anthropic.", "url": "https://wpnews.pro/news/kimi-k3-just-fixed-15-critical-security-bugs-that-codex-and-fable-refused", "canonical_source": "https://twitter.com/DavidSacks/status/2078984980588531855", "published_at": "2026-07-20 19:29:21+00:00", "updated_at": "2026-07-20 19:53:17.315608+00:00", "lang": "en", "topics": ["ai-safety", "ai-policy", "ai-products"], "entities": ["Kimi K3", "Codex", "Fable", "OpenAI", "Anthropic"], "alternates": {"html": "https://wpnews.pro/news/kimi-k3-just-fixed-15-critical-security-bugs-that-codex-and-fable-refused", "markdown": "https://wpnews.pro/news/kimi-k3-just-fixed-15-critical-security-bugs-that-codex-and-fable-refused.md", "text": "https://wpnews.pro/news/kimi-k3-just-fixed-15-critical-security-bugs-that-codex-and-fable-refused.txt", "jsonld": "https://wpnews.pro/news/kimi-k3-just-fixed-15-critical-security-bugs-that-codex-and-fable-refused.jsonld"}}