Web3 Hacks in 2025

2025 incident records, sorted by known loss. The strongest mapped pattern is Access Control (78 rows); the largest tracked chain bucket is Ethereum ($2.1B).

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Incident records

Sorted by known reported loss first, then recency. Open the source before treating any summary as final.

Links
201 Panoptic V1.1 — base, ethereum, unichain Hash Collision Details Source
202 Arcadia V2 — base Reentrancy Details Source
203 Zapper — arbitrum, base, ethereum, optimism, polygon DNS Hijack Details
204 DogWifTools — solana Compromised Software Release Details Source

Notes

Loss totals use parsed USD values only; unknown or unparseable losses are not guessed. Attack-class links are added only when the root cause is clear enough to map.

Full hack database Filter every tracked incident by chain, date, loss size, and technique. Attack class library Move from incident examples to exploit mechanics and review checklists. Largest crypto hacks Compare this year against the highest-loss incidents in the database.