Hack history / 2025 / Hack or exploit
Cork V1
Hack or exploit on May 28, 2025 · Improper Access Control
IN REVIEWSOURCES AGREE ON DATE AND LOSS · 5 SOURCES
Lost
$12M
dollars at the time
Returned
none listed
as the sources state it
Rank
#260
among thefts by dollars lost
What happened
On May 28, 2025, Cork Protocol suffered a $12 million exploit when an attacker created fraudulent market structures with an unprotected beforeSwap hook lacking authorization checks. Missing input validation on market configuration and token validation logic allowed the attacker to create fake token derivatives, draining 3,761 wstETH.
In review: possible duplicate within one source.
Details
- Date
- May 28, 2025
- Kind
- Hack or exploit
- Method
- Improper Access Control
- How in
- Smart contract bug
- Target
- DeFi protocol
- Chains
- Ethereum
Related incidents
ForceBridge 2025 · Hack or exploit · $3.9M
Ribbon 2025 · Hack or exploit · $2.7M
Nemo Yield Trading 2025 · Hack or exploit · $2.4M
Texture 2025 · Hack or exploit · $2.2M
Abracadabra Spell 2025 · Hack or exploit · $1.8M
Ribbon 2025 · Hack or exploit · $2.7M
Nemo Yield Trading 2025 · Hack or exploit · $2.4M
Texture 2025 · Hack or exploit · $2.2M
Abracadabra Spell 2025 · Hack or exploit · $1.8M
Cite this page
SwanBluechip, "Cork V1 hack, May 28, 2025: $12M lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht4c65e073dd/ (data as of 2026-11-01).