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Superfluid: Composability Exploit (ctx Manipulation)

An attacker forged Superfluid's internal transaction state (ctx) to impersonate privileged calls, draining $8.7M from protocols that used Superfluid for contributor payments — crashing Mai Finance's QI token 80% as the loot was dumped.

Occurred 2022-02-08 Loss $9M Status closed

Summary #

Superfluid suffered a Streaming Payment Protocol / Infrastructure on 2022-02-08, resulting in a loss of approximately $9M.

What happened #

An attacker forged Superfluid's internal transaction state (ctx) to impersonate privileged calls, draining $8.7M from protocols that used Superfluid for contributor payments — crashing Mai Finance's QI token 80% as the loot was dumped.

Linked factors #

  • RD-F-007 — related : Bug bounty absent — baseline integrity gap [via dashboard_risk_factors/Bug bounty: Unknown]