On December 2023, HYPR was exploited in a business logic flaw, resulting in approximately $200K in losses. That makes the HYPR exploit the 161st largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the HYPR Business Logic Flaw Played Out
Exploit Class Applied to HYPR
The HYPR incident on December 13, 2023 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, HYPR is 1 of 144 documented business logic flaw incidents.
HYPR in Context
At $200K, the HYPR exploit is a minor (<$1M) event compared to the largest same-class incident in our archive — – EulerFinance (2023) at $200M.
Prior Business Logic Flaw Before HYPR
The nearest business logic flaw incident before HYPR was HNet, 6 days earlier on December 7, 2023. The same exploit class surfaced again within the business logic flaw attack surface.
Impact & Recovery for HYPR
HYPR Loss Figure
The HYPR exploit caused $200,000 in losses — a minor (<$1M) incident and the 63rd largest of 214 documented in 2023.
Where HYPR Sits Among Business Logic Flaw Attacks
Ranked by loss size, HYPR is the 29th largest of 144 business logic flaw incidents documented. That puts the HYPR loss below the class average of $6.08M.
Timeline Since the HYPR Incident
The HYPR exploit occurred 2.3 years ago (853 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for HYPR
Public post-mortem / on-chain analysis for the HYPR incident: view source.
FAQ
How much did HYPR lose?
The HYPR exploit in December 2023 resulted in $200,000 in losses — the 63rd largest of 214 DeFi incidents that year.
When did the HYPR hack happen?
The HYPR exploit was recorded on December 13, 2023 — 853 days ago.
What type of exploit hit HYPR?
The HYPR 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 HYPR?
Our archive contains 144 documented business logic flaw incidents. The HYPR incident is one of them.
How does HYPR compare to the largest Business Logic Flaw attack?
The largest business logic flaw incident in our archive is – EulerFinance (2023) at $200M. The HYPR loss is $200K.
Over what period does the study collect data?
The study spans from January 1, 2016, to December 25, 2022.
What are the three pillars of sustainability considered in the study?
Environmental, Social, and Corporate Governance (ESG).