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Electrum Servers Exploit Vulnerability to Swap Bitcoin Payments for Fake Zero-Fee Transactions

Malicious Electrum servers have been tricking users into signing fraudulent zero-fee transactions.

Malicious Electrum servers have been tricking users into signing fraudulent zero-fee transactions. Bitcoin (BTC) is trading at ₹76,40,588 ($80,426.00). This is an original Token Times brief based on reporting by Cryptopolitan, with live market data added, as of Sun, 25 Oct 2026 23:00:01 UTC.

Why it matters

This vulnerability undermines user trust in Electrum's security model and exposes Bitcoin holders to potential theft through manipulated transactions.

Key takeaways
  • Malicious Electrum servers swapped user payments for zero-fee transactions to lookalike addresses.
  • The exploit affects older Electrum versions without signature checks.
  • Electrum 4.8.3 now includes signature verification to prevent such attacks.
  • Bitcoin market remains stable despite the security concern.
The story so far · 2 briefs
  1. Electrum Wallet Patches Critical Fee Attack Vulnerability
  2. Electrum Servers Exploit Vulnerability to Swap Bitcoin Payments for Fake Zero-Fee Transactions — this brief

Electrum, a popular Bitcoin wallet service, has been targeted by a server-side attack where malicious servers intercept user transactions and replaced them with fraudulent zero-fee transactions. These fake transactions were directed to lookalike addresses, potentially leading to loss of funds for unsuspecting users.

The vulnerability specifically affects older versions of the Electrum wallet that do not perform proper signature verification. This oversight allowed malicious servers to manipulate transactions without users' knowledge.

In response to the exploit, Electrum has released version 4.8.3, which includes enhanced security measures such as signature checks to prevent such attacks. Users are strongly advised to update to this version to protect themselves.

The broader cryptocurrency market remains relatively unaffected by this incident, with Bitcoin's price showing a modest 0.14% increase over the past 24 hours. However, the incident highlights the ongoing security challenges faced by cryptocurrency service providers and users alike.

The overall market sentiment, as indicated by the Fear & Greed index, remains neutral at 54, suggesting that the incident has not yet caused significant concern among investors.

Market reaction since this brief Live

Since this brief published about 12 hours ago, Bitcoin (BTC) has moved from ₹76,43,818.12$80,460.00 to ₹76,40,588.07$80,426.00 — -0.04%.

$80,421$80,432$80,443$80,454$80,465 published · $80,460 now · $80,426 (-0.04%) Oct 25 10:40 UTC Oct 25 23:00 UTC
BeforeSince publishPublished · ₹76,43,818.12$80,460.00

The chart plots BTC's price: grey is the move before this brief published, the vertical dashed line marks the moment it published, the horizontal dashed line is the price then, and the coloured area is the move since — from Token Times's market data (daily resolution). It shows what happened after the news, not that the news caused it; many factors move prices. Not financial advice.

What this means in rupee

At today's peer-to-peer rate, 1 BTC ≈ ₹8.18M (about $80,426.00), down 0.1% over 24 hours. The rupee itself trades about 7.1% above the official rate on the P2P market, so a Indian buyer's effective cost differs from the headline dollar price.

Live market data

Current prices for the asset in this story — live, source-stamped, updated every 15 minutes.

#1
₹76,40,588.07$80,426.00 ▼ 0.10%
7d -0.93%MCap ₹153.63TFull BTC data →
The market when this published · October 25, 2026
Total market cap₹262.26T
Bitcoin 24h+0.14%
Ethereum 24h+0.11%
BTC dominance58.5%
Fear & Greed54 · Neutral

Electrum Servers Exploit Vulnerability to Swap Bitcoin Payme — questions & answers

How can Electrum users protect themselves from this exploit?

Users should update to Electrum version 4.8.3, which includes signature verification to prevent such attacks.

What is the impact of this exploit on the Bitcoin market?

The Bitcoin market has remained stable, with a 0.14% increase in price over the past 24 hours.

How widespread is this exploit?

The exact scale is unclear, but Cryptopolitan reports that malicious servers have been intercepting transactions.

How much is 1 Bitcoin worth in rupee today?

About ₹8.18M at the live peer-to-peer (P2P) USDT rate, which is what Indians typically trade at — equivalent to roughly $80,426.00. The rupee price moves with both BTC's US-dollar price and the USDT/INR rate; use our Bitcoin in rupee page for any amount.

Which outlets reported this story?

This is an original Token Times brief that synthesises reporting from Cryptopolitan. It is not a copy of any one article — follow the source links above for the original reporting.

Token Times Newsdesk Data-stamped

Token Times's newsdesk writes original briefs by synthesising coverage from across the crypto press — 50+ outlets including CoinDesk, The Block, Decrypt and Cointelegraph — cross-checking the figures they report — and verifying them against on-chain data from DeFiLlama and mempool.space — plus live market context (CoinGecko, Binance). We summarise and link to every source; we never reproduce full articles. Read our editorial standards and how we use AI. Not financial advice.

Market data verified against CoinGecko & Binance · October 25, 2026 ⛓ Timestamped at Bitcoin block #973,133 sha256:1d6d58b124d9ebfd
Based on reporting by Cryptopolitan — this is an original Token Times summary with live market data, not the original article.Cryptopolitan · Oct 25 10:40 ↗

Original summary — not financial advice. This is an original Token Times brief that summarises a development reported elsewhere and adds live market data for context; it is not the original article and reproduces no part of it. Follow the source link above for full details. Crypto is volatile and high-risk — always do your own research.