Hack history / 2026 / Hack or exploit
SubQuery Network
Hack or exploit on Apr 12, 2026 · Improper Access Control
ATTACK TX CONFIRMED ON CHAINSOURCES AGREE ON DATE AND LOSS · 3 SOURCES
Lost
$134K
dollars at the time
Returned
none listed
as the sources state it
Rank
#1,613
among thefts by dollars lost
What happened
SubQuery Network Settings contract on Base was exploited on April 12, 2026 due to missing owner guard on functions, allowing attacker to drain 382.4M SQT from pooled staking, 272 individual staker wallets, RewardsBooster, and treasury across five transactions.
Details
- Date
- Apr 12, 2026
- Kind
- Hack or exploit
- Method
- Improper Access Control
- How in
- Smart contract bug
- Target
- DeFi protocol
- Chains
- Base
Reported by
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Cite this page
SwanBluechip, "SubQuery Network hack, Apr 12, 2026: $134K lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht62f2269493/ (data as of 2026-10-31).