BTCPay Server Reveals How Attackers Targeted Older Instances in Hot Wallet Incident

Published: 3 November 2026

BTC network/ecosystem note dated 3 November 2026. This page summarizes the source development in plain English; it is not a price call.

What changed

• BTCPay Server’s investigation has identified an attack vector targeting instances running version 2.4.1, released on July 23, 2026, or older, following reports of unauthorized attackers sweeping hot wallets. The open-source cryptocurrency payment processor said it has no c…

What the figures mean

Independent check on the printed figures (8217, 2.4, 1, 23): confirm the unit, the session or as-of timestamp, and whether the number is a flow, a price, a rate, or a count before treating the headline as a directional call for BTC. This page restates source figures; it does not invent a second dataset.

Why it matters

The item is included because it is substantively about BTC (institutions, policy, flows, security, or network use), not a passing mention.

What to watch

Upgrade, staking, or mining details can shift after publication. Prefer primary client/docs releases when timing matters.