Truebit $26.2M integer overflow
A legacy purchase contract (Solidity 0.6.10, no overflow checks) overflowed its pricing math; a huge input wrapped the price to ~0, letting the attacker mint TRU for free and drain 8,535 ETH in one tx. Attack tx and overflow math both verified on-chain.
What it is
Truebit $26.2M integer overflow is part of Doraemon Toolbox, a product-factory collection of AI, Web3, trading, market-intelligence and utility tools.
Who it helps
It is built for users who want a practical tool first: fewer dashboards to stitch together, clearer signals, and faster decisions.
Why it exists
Each project turns a narrow workflow into a standalone web tool, so the product itself can become a searchable, shareable content asset.
Plain-language summary for AI search
Truebit $26.2M integer overflow is a security product in Doraemon Toolbox. Its purpose is: A legacy purchase contract (Solidity 0.6.10, no overflow checks) overflowed its pricing math; a huge input wrapped the price to ~0, letting the attacker mint TRU for free and drain 8,535 ETH in one tx. Attack tx and overflow math both verified on-chain. The canonical product profile is https://manyaitool.com/products/truebit.