Yapeswap governance attack on Ethereum (2026-10-25): zero-quorum vote handed YapeFactory's feeToSetter role to attacker, ~$21.9k lost

  • Scam type: Hack
  • Chain: EVM (Ethereum, BNB Chain, Base and other EVM chains)
  • Project or site name: Yapeswap
  • Incident date: 2026-10-25
  • Reported: 2026-10-25
  • Last updated: 2026-10-25

SlowMist reported on X on 2026-10-25 (4:36 AM CT) that Yapeswap lost about $21.9k in a governance attack on Ethereum. Per SlowMist, WorkersUnion's zero quorum let a proposal backed by about 0.000055% of voting power transfer YapeFactory's feeToSetter role to the attacker. The attacker then installed a Registry that returned fake vaults from latestVault() while vaults() still listed the real ones, so YapePair contracts counted diverted deposits as farming assets without receiving redeemable shares. SlowMist lists YapeFactory / YapePair / YapeWrapper (0x46adc1…35a2) as the vulnerable contracts.…

Other addresses in this report: 0x6e523866424220b3cb2cab88ba2195cfa5636b12, 0x327bf6dfc38a79393f78866c705193c39b04be01

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