Bitcoin● Neutral

Bitcoin software flaw could redirect payments; version 4.8.3 contains a fix

TradingGain Newsroom·4d ago·26 Oct 2026, 09:30 UTC

Researchers report a way for hackers to steal Bitcoin without private keys. The attack uses a malicious server to turn a manual fee increase into approval of a payment sent to the attacker. Version 4.8.3 fixes the issue, but security scares like this can still shake trader confidence in Bitcoin.

BTCAt the time of writing, Bitcoin traded at $80,514 (+0.35% in 24h).Live price →

Why it matters

The flaw can turn a manual fee increase into approval of an attacker-directed payment.
Version 4.8.3 includes a fix for this malicious-server attack.
Security concerns can weigh on sentiment, even when a patch is already available.

What to watch next

Watch whether users move to version 4.8.3 and whether any new security reports follow this disclosure.

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This brief is written by TradingGain from public reporting by CryptoSlate.Read original ↗

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TradingGain News summarises public reports in our own words and always links to the original source. Market Data stories are generated automatically from public exchange data. Nothing on this page is financial advice; always do your own research and use a stop-loss.