Hack history / 2026 / Hack or exploit
FutureSwap
Hack or exploit on Jan 10, 2026 · Withdrawal Logic Flaw
IN REVIEWSOURCES DISAGREE ON DATE OR LOSS · 3 SOURCES
Lost
$395K
sources: $74K to $433K
Returned
none listed
as the sources state it
Rank
#1,228
among thefts by dollars lost
What happened
FutureSwap's changePosition collateral accounting was exploited via a large short position opened with an Aave V3 flash loan. The attacker corrupted the protocol's internal stableBalance tracking, enabling withdrawal of far more collateral than deposited, resulting in the loss of $395K in USDC.
In review: sources disagree on the loss.
Details
- Date
- Jan 10, 2026
- Kind
- Hack or exploit
- Method
- Withdrawal Logic Flaw
- How in
- Smart contract bug
- Target
- DeFi protocol
- Chains
- Arbitrum
Reported by
Related incidents
FutureSwap 2025 · Hack or exploit · $270K
FutureSwap 2022 · Hack or exploit · undisclosed
TAC 2026 · Hack or exploit · $7.5M
Sweat Foundation 2026 · Hack or exploit · $3.5M
Maya Protocol 2026 · Hack or exploit · $1.7M
FutureSwap 2022 · Hack or exploit · undisclosed
TAC 2026 · Hack or exploit · $7.5M
Sweat Foundation 2026 · Hack or exploit · $3.5M
Maya Protocol 2026 · Hack or exploit · $1.7M
Cite this page
SwanBluechip, "FutureSwap hack, Jan 10, 2026: $395K lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht34db120886/ (data as of 2026-11-01).