Hack history / 2021 / Hack or exploit
Badger DAO
Hack or exploit on Dec 2, 2021 · CDN Compromise
SOURCES AGREE ON DATE AND LOSS · 4 SOURCES
Lost
$120M
dollars at the time
Returned
none listed
as the sources state it
Rank
#49
among thefts by dollars lost
What happened
On December 2, 2021, Badger DAO suffered a $120M hack when an attacker used a compromised Cloudflare API key to inject malicious code into the frontend. Users unknowingly approved token transfers via spoofed UI, allowing the attacker to drain approximately 2,100 BTC and 151 ETH from ~200 accounts.
Details
- Date
- Dec 2, 2021
- Kind
- Hack or exploit
- Method
- CDN Compromise
- How in
- Keys, accounts and infrastructure
- Target
- DeFi protocol
- Chains
- Ethereum
- Audit (rekt.news)
- unaudited
Related incidents
Cite this page
SwanBluechip, "Badger DAO hack, Dec 2, 2021: $120M lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht43ad388417/ (data as of 2026-10-31).