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KyberSwap Elastic

ID: 4fe41e65-ccfe-5768-9ed0-0bace6ce636c

STIX ID: report--4fe41e65-ccfe-5768-9ed0-0bace6ce636c

Feed Name: CertiK Blog

Threat Score
80/100

Date Published: 2023-11-24

Date Updated: 2026-06-11

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On Nov 22, 2023 KyberNetwork was exploited via flashloans that abused a bug in KyberSwap Elastic's computeSwapStep() implementation — incorrect handling of tick-crossing and swap fees produced false liquidity enabling attackers to drain pools. The report gives a technical root-cause analysis, an example transaction-level attack flow, and a per-chain loss summary (~$47M total).

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