Crypto Exploits Caused More Than $635 Million in Losses Across 28 Incidents in April 2026

The monthly total marked the worst month of 2026 so far, according to the source, highlighting continued security risks across the digital asset sector.

Summary

More than $635 million was lost to crypto exploits in April 2026 across 28 separate incidents, according to the source. The figure made April the worst month of the year so far for crypto-related security breaches. In the digital asset market, an exploit typically refers to an attack that takes advantage of a vulnerability in blockchain infrastructure, smart contract (self-executing blockchain code), wallets, bridges, or related platforms, often leading to rapid losses and renewed scrutiny of platform security practices.

Terms & Concepts
  • Crypto exploit: An attack that abuses a weakness in a blockchain system, application, or related platform to steal funds or manipulate operations.
  • Smart contract: Self-executing blockchain code that runs automatically when preset conditions are met; coding flaws can create security vulnerabilities.
  • Blockchain security: The set of technical and operational measures used to protect networks, protocols, wallets, and user funds from attacks and unauthorized access.