{"data":{"id":"ae59f3e8-1bf4-4ae1-a910-2c317eae5c9d","title":"Elon Musk confirms xAI used OpenAI’s models to train Grok","summary":"Elon Musk testified in court that his AI startup xAI used OpenAI's models to train its own AI system called Grok through model distillation (a technique where a larger AI model teaches a smaller one by transferring knowledge). Model distillation is a common practice in the AI industry, though it can be used legitimately within a single company or potentially misused by competitors trying to copy a rival's AI performance.","solution":"N/A -- no mitigation discussed in source.","labels":["security","policy"],"sourceUrl":"https://www.theverge.com/ai-artificial-intelligence/921546/elon-musk-xai-openai-trial-model-distillation","publishedAt":"2026-04-30T18:16:57.000Z","cveId":null,"cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"info","attackType":["model_theft"],"issueType":"news","affectedPackages":null,"affectedVendors":["OpenAI","xAI"],"affectedVendorsRaw":["xAI","OpenAI","Grok"],"classifierModel":"claude-haiku-4-5-20251001","classifierPromptVersion":"v3","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":null,"epssScore":null,"patchAvailable":null,"disclosureDate":"2026-04-30T18:16:57.000Z","capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["integrity"],"aiComponentTargeted":"model","llmSpecific":true,"classifierConfidence":0.85,"researchCategory":null,"atlasIds":null}}