Convergence
Summary
Convergence (CVG) is an Ethereum-based DeFi yield-aggregation protocol built on top of Curve and Convex Finance. On August 1, 2024, an attacker exploited a missing input-validation check in the CvxRewardDistributor contract — introduced by a post-audit gas-optimization change — to mint 58 million CVG tokens and sell them for approximately $212,000, collapsing the token price by 99%. The protocol never recovered; following a community DAO vote, the team pivoted operations to a successor project called Tangent Finance (TGN).
Connected Entities
1 entitiesTimeline(9 events)
2023-01-01
Convergence Finance (CVG) protocol launches on Ethereum, operating as a Curve/Convex yield-aggregation layer.
2024-01-01
Protocol completes four separate smart contract audits (Halborn, Sherlock Contest #126, Hats Finance x2) prior to the exploit.
2024-08-01
Attacker (0x03560a9d7a2c391fb1a087c33650037ae30de3aa) exploits missing input validation in CvxRewardDistributor, minting 58 million CVG tokens and selling them for approximately $212,000. CVG price collapses 99% on Curve liquidity pools.
2024-08-01
Convergence team issues urgent public warning to cease all protocol interaction. Stolen ETH (~65.8 ETH) routed through Tornado Cash.
2024-08-02
Official post-mortem published by Wireshark (Convergence alias), accepting full responsibility for the post-audit code change.
2024-08-06
Convergence transmits on-chain message to attacker, characterizing the exploit as possible white-hat activity and requesting return of 65.8 ETH within 48 hours. No confirmed response from attacker.
2024-08-07
Convergence Finance negotiation message to hacker publicly reported. No fund recovery confirmed.
2024-09-01
Community DAO vote opened on protocol future: Redemption (partial refund) vs. Tangent (successor project). Over 97% of participating votes favor the Tangent transition.
2024-10-01
Convergence team announces pivot to Tangent Finance (TAN), a new DeFi lending protocol. CVG token deprecated. No cash compensation issued to CVG holders under the Tangent path.
Decision Log
- hash: 9W73ZCfCnFggWTdUzmJQGAgoUUnJGtGadKpCwYA84T7E
This investigation is cryptographically anchored to the Solana blockchain and source URLs are archived via the Internet Archive.
model: claude-sonnet-4-6
generated: 5/4/2026, 2:54:30 AM
last updated: 5/29/2026, 4:47:28 PM
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