Monero Nodes Undergo 18-Block Reorganization
Written by Ohris M. Greyoon, Blockchain & Crypto Expert
Source: Coinmarketcap
Updated: Sep 15 2025Monero's 18-Block Reorganization: Monero (XMR) recently experienced an 18-block reorganization, invalidating 117 to 118 transactions over approximately 40 minutes, raising concerns about network security and the influence of external hashrate.
Impact of Mining Pools: The incident has sparked discussions within the Monero community regarding the dominance of the Qubic mining pool, which has claimed control over the majority of Monero's hashrate, leading to fears of potential 51% attacks and network instability.
About the author
Ohris M. Greyoon
Ohris M. Greyoon holds a Master’s in Computer Science from MIT and has 10 years of experience in blockchain technology and cryptocurrency markets. A pioneer in decentralized finance (DeFi) analysis, he leads Intellectia’s Crypto News, offering cutting-edge insights into digital assets.
