Critical x402 SDK Flaw Could Let Malicious APIs Drain AI Agents’ Token Balances
The Hacker News October 23, 2026

Critical x402 SDK Flaw Could Let Malicious APIs Drain AI Agents’ Token Balances

Three patched x402 flaws could expose auto-signing agents to full-balance payments, let Solana transactions bypass payment, or relay wallet logins.

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