VERDICT —UNRATED
Verdict pending. Auto-ingested incidents are reviewed before a public verdict is rendered.
Root cause
Root-cause analysis not yet published. The incident description below contains all currently available signal — review the attack transaction directly for definitive forensics.
Forensic narrative
According to official sources, the DeFi oracle Umbrella Network was stolen over 3 million UMB tokens due to a loophole in the ChainSwap contract of the cross-chain asset bridge. Attack method (per SlowMist): Contract Vulnerability. Reported loss: 3,000,000 UMB.
Sourced from
slowmist
Technical record
- chain
- —
- protocol
- Umbrella Network
- bug_class
- oracle
- date_occurred
- 2021-07-11
- loss_usd
- —
- source_id
- sm:umbrella-network::2021-07-11
Related — same bug class· oracle