{"slug": "x402-sdk-flaw-exposes-ai-agents-to-token-balance-drain", "title": "x402 SDK Flaw Exposes AI Agents to Token Balance Drain", "summary": "A critical flaw in the x402 SDK allowed a single crafted API request to drain an AI agent's entire token balance, one of 25 vulnerabilities found in the x402 codebase, three of them rated critical. Users must update to the patched version released on August 18.", "body_md": "A critical flaw in the x402 SDK could let hackers drain the entire token balance of AI agents with a single, cleverly crafted API request, making it essential to update to the patched version released on August 18. This shocking vulnerability was just one of 25 flaws discovered in the x402 codebase, with three rated critical.", "url": "https://wpnews.pro/news/x402-sdk-flaw-exposes-ai-agents-to-token-balance-drain", "canonical_source": "https://osintsights.com/x402-sdk-flaw-exposes-ai-agents-to-token-balance-drain", "published_at": "2026-10-23 10:21:58+00:00", "updated_at": "2026-10-23 10:44:28.341182+00:00", "lang": "en", "topics": ["ai-agents", "ai-safety", "developer-tools"], "entities": ["x402 SDK"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/x402-sdk-flaw-exposes-ai-agents-to-token-balance-drain", "markdown": "https://wpnews.pro/news/x402-sdk-flaw-exposes-ai-agents-to-token-balance-drain.md", "text": "https://wpnews.pro/news/x402-sdk-flaw-exposes-ai-agents-to-token-balance-drain.txt", "jsonld": "https://wpnews.pro/news/x402-sdk-flaw-exposes-ai-agents-to-token-balance-drain.jsonld"}}