On September 2022, MevBot private tx was exploited in a access control, resulting in approximately $140K in losses. That makes the MevBot private tx exploit the 191st largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the MevBot private tx Access Control Played Out
Exploit Class Applied to MevBot private tx
The MevBot private tx incident on September 13, 2022 is classified as a Access Control. A privileged function lacks a proper authorisation check, letting an unauthorised caller execute it. In the full archive, MevBot private tx is 1 of 77 documented access control incidents.
MevBot private tx in Context
At $140K, the MevBot private tx exploit is a minor (<$1M) event compared to the largest same-class incident in our archive — Corkprotocol (2025) at $12M.
Prior Access Control Before MevBot private tx
The nearest access control incident before MevBot private tx was Ragnarok Online Invasion, 5 days earlier on September 8, 2022. The same exploit class surfaced again within the access control attack surface.
MevBot private tx Vulnerability Signature
The primary source categorises the MevBot private tx exploit specifically as “Incorrect access control”. This narrower label is entity-specific: it reflects how the MevBot private tx contract failed, rather than the broad access control pattern alone.
Impact & Recovery for MevBot private tx
MevBot private tx Loss Figure
The MevBot private tx exploit caused $140,000 in losses — a minor (<$1M) incident and the 21st largest of 129 documented in 2022. This single incident represents 0.1% of all tracked losses that year.
Where MevBot private tx Sits Among Access Control Attacks
Ranked by loss size, MevBot private tx is the 22nd largest of 77 access control incidents documented. That puts the MevBot private tx loss below the class average of $636K.
Timeline Since the MevBot private tx Incident
The MevBot private tx exploit occurred 3.6 years ago (1,309 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for MevBot private tx
Public post-mortem / on-chain analysis for the MevBot private tx incident: view source.
FAQ
How much did MevBot private tx lose?
The MevBot private tx exploit in September 2022 resulted in $140,000 in losses — the 21st largest of 129 DeFi incidents that year.
When did the MevBot private tx hack happen?
The MevBot private tx exploit was recorded on September 13, 2022 — 1,309 days ago.
What type of exploit hit MevBot private tx?
The MevBot private tx incident is classified as a Access Control. A privileged function lacks a proper authorisation check, letting an unauthorised caller execute it.
How common is the Access Control pattern seen at MevBot private tx?
Our archive contains 77 documented access control incidents. The MevBot private tx incident is one of them.
How does MevBot private tx compare to the largest Access Control attack?
The largest access control incident in our archive is Corkprotocol (2025) at $12M. The MevBot private tx loss is $140K.
What does the 'quadruple bottom line' in SHSCs refer to?
Economic, social, environmental, and cultural factors considered in sustainable humanitarian supply chain management.
What are the two main components of the Ethereum 2.0 consensus?
Casper The Friendly Finality Gadget (Casper FFG) and Latest Message Driven Greedy Heaviest Observed Subtree (LMD-GHOST).