{"data":{"id":"ef47abbb-f981-4627-9ad3-e764fec426ad","title":"Claude Flaw Automatically Sends Malicious Prompts to AI Agents","summary":"A vulnerability called PromptFiction in Claude (an AI assistant) could be combined with another exploit to launch an end-to-end attack (a complete attack from start to finish on a target system) on a targeted system. The vulnerability has already been fixed.","solution":"The vulnerability has been fixed.","labels":["security"],"sourceUrl":"https://www.darkreading.com/vulnerabilities-threats/claude-flaw-malicious-prompts-ai-agents","publishedAt":"2026-07-15T15:27:35.000Z","cveId":null,"cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"medium","attackType":["prompt_injection"],"issueType":"news","affectedPackages":null,"affectedVendors":["Anthropic"],"affectedVendorsRaw":["Claude","Anthropic"],"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":"2026-07-15T15:27:35.000Z","capecIds":null,"crossRefCount":0,"attackSophistication":"advanced","impactType":["integrity"],"aiComponentTargeted":"agent","llmSpecific":true,"classifierConfidence":0.75,"researchCategory":null,"atlasIds":null}}