📌 Definition of a Reentrancy Attack

Unsafe external calls that allow malicious manipulation of the internal and/or associated external contract state(s).

📚 Types of Reentrancy Attacks

• Single-Function Reentrancy
• Cross-Function Reentrancy
• Cross-Contract Reentrancy

📜 Reentrancy Attacks List

A chronological and (hopefully) complete list of reentrancy attacks to date.

• WETH white hat attack – June 11, 2016
• The DAO attack – June 17, 2016
• SpankChain attack – October 9, 2018
• imBTC Uniswap pool attack – April 18, 2020
• Lendf.Me attack – April 19, 2020
• Akropolis attack – November 12, 2020
• ValueDeFi attack – May 7, 2021
• Rari Capital attack – May 8, 2021
• BurgerSwap attack – May 27, 2021
• Iron Finance attack – June 16, 2021
• PolyDEX attack – June 20, 2021
• DeFiPie attack – July 12, 2021