On August 2022, Nomad Bridge was exploited in a business logic flaw, resulting in approximately $152M in losses. That makes the Nomad Bridge exploit the 3rd largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the Nomad Bridge Business Logic Flaw Played Out
Exploit Class Applied to Nomad Bridge
The Nomad Bridge incident on August 2, 2022 is classified as a Business Logic Flaw. A business-logic bug in the contract — such as an incorrect formula or missing state update — lets the attacker withdraw more than their share. In the full archive, Nomad Bridge is 1 of 144 documented business logic flaw incidents.
Nomad Bridge in Context
At $152M, the Nomad Bridge exploit is a mega ($100M+) event compared to the largest same-class incident in our archive — – EulerFinance (2023) at $200M.
Prior Business Logic Flaw Before Nomad Bridge
The nearest business logic flaw incident before Nomad Bridge was LPC, 8 days earlier on July 25, 2022. The same exploit class surfaced again within the business logic flaw attack surface.
Nomad Bridge Vulnerability Signature
The primary source categorises the Nomad Bridge exploit specifically as “Business Logic Flaw : Incorrect acceptable merkle-root checks”. This narrower label is entity-specific: it reflects how the Nomad Bridge contract failed, rather than the broad business logic flaw pattern alone.
Impact & Recovery for Nomad Bridge
Nomad Bridge Loss Figure
The Nomad Bridge exploit caused $152,000,000 in losses — a mega ($100M+) incident and the 1st largest of 129 documented in 2022. This single incident represents 68.2% of all tracked losses that year.
Where Nomad Bridge Sits Among Business Logic Flaw Attacks
Ranked by loss size, Nomad Bridge is the 2nd largest of 144 business logic flaw incidents documented. That puts the Nomad Bridge loss above the class average of $6.08M.
Timeline Since the Nomad Bridge Incident
The Nomad Bridge exploit occurred 3.7 years ago (1,351 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for Nomad Bridge
Public post-mortem / on-chain analysis for the Nomad Bridge incident: view source.
FAQ
How much did Nomad Bridge lose?
The Nomad Bridge exploit in August 2022 resulted in $152,000,000 in losses — the 1st largest of 129 DeFi incidents that year.
When did the Nomad Bridge hack happen?
The Nomad Bridge exploit was recorded on August 2, 2022 — 1,351 days ago.
What type of exploit hit Nomad Bridge?
The Nomad Bridge incident is classified as a Business Logic Flaw. A business-logic bug in the contract — such as an incorrect formula or missing state update — lets the attacker withdraw more than their share.
How common is the Business Logic Flaw pattern seen at Nomad Bridge?
Our archive contains 144 documented business logic flaw incidents. The Nomad Bridge incident is one of them.
How does Nomad Bridge compare to the largest Business Logic Flaw attack?
The largest business logic flaw incident in our archive is – EulerFinance (2023) at $200M. The Nomad Bridge loss is $152M.
How is CSR engagement measured in this study?
Using firm-level CSR disclosure data from the CSMAR database.
What are the primary benefits of using blockchain technology for IoT data authentication?
Data integrity, device authentication, and provenance tracking.