---
title: "Bitcoin Wallet Fixes Critical Flaw That Redirected Funds to Attackers"
description: "2026-10-26にDecryptが報道。検知後1時間でBTC -0.13%。 Decrypt: “A confirmed exploit let rogue servers replace Electrum’s pending transactions, tricking users into redirecting Bitcoin to attacker addresses.” 検知後1時間でBTCは-0.13%変動。価格観測は因果関係を証明しません。"
language: ja
canonical: "https://whycoinmoves.com/ja/events/bitcoin-bitcoin-wallet-fixes-critical-flaw-6d889edc905778"
published: 2026-10-26T17:45:01.000Z
updated: 2026-10-26T18:46:03.000Z
indexable: false
---

# Bitcoin Wallet Fixes Critical Flaw That Redirected Funds to Attackers

2026-10-26にDecryptが報道。検知後1時間でBTC -0.13%。 Decrypt: “A confirmed exploit let rogue servers replace Electrum’s pending transactions, tricking users into redirecting Bitcoin to attacker addresses.” 検知後1時間でBTCは-0.13%変動。価格観測は因果関係を証明しません。

Attributed sources: [Decrypt](<https://decrypt.co/381844/bitcoin-wallet-flaw-trick-users-paying-attackers>)

## Key facts

Decrypt: “A confirmed exploit let rogue servers replace Electrum’s pending transactions, tricking users into redirecting Bitcoin to attacker addresses.” 検知後1時間でBTCは-0.13%変動。価格観測は因果関係を証明しません。
Evidence strength: 単一情報源, 1 publisher group(s) (Decrypt).
検知後の観測リターン：5分: -0.12% (26/10/2026, 17:45 → 26/10/2026, 17:50, UTC; Gate · USDT)；1時間: -0.13% (26/10/2026, 17:45 → 26/10/2026, 18:45, UTC; Gate · USDT)。
直近30日間の時間足絶対リターンの99パーセンタイルは1.01%（OKX · USDT；基準 26/10/2026, 17:45, UTC）です。

## Returns after site detection

| Window | Return | BTC | Difference from BTC | Actual sampled interval (UTC) | Source |
| --- | --- | --- | --- | --- | --- |
| 5分 | -0.12% | -0.12% | 0.00 pt | 26/10/2026, 17:45 → 26/10/2026, 17:50 | Gate · USDT |
| 1時間 | -0.13% | -0.13% | 0.00 pt | 26/10/2026, 17:45 → 26/10/2026, 18:45 | Gate · USDT |

## Historical hourly baseline

| Metric | Value |
| --- | --- |
| Coverage | 100.0% (720/720) |
| Median absolute hourly return | 0.14% |
| 99th percentile of absolute hourly returns | 1.01% |
| BTC beta | 1.00 |
| Source / cutoff (UTC) | OKX · USDT / 26/10/2026, 17:45 |

## Claims and open questions

- No independently verified causal explanation is available.

## Source evidence

- [Bitcoin Wallet Fixes Critical Flaw That Redirected Funds to Attackers](<https://decrypt.co/381844/bitcoin-wallet-flaw-trick-users-paying-attackers>) — Decrypt; published 26/10/2026, 17:41; received 26/10/2026, 17:45 (UTC).


## Recent BTC events and market reactions

公開基準を満たした他のBTCイベントはまだありません。

- [Full coin archive](<https://whycoinmoves.com/ja/coins/bitcoin>)

## 関連リサーチ

- [Crypto hacks and price impact: Bybit and Cetus case studies](<https://whycoinmoves.com/ja/research/crypto-security-exploits-and-evidence-evolution.md>)
- [Why is crypto moving? How to check the evidence behind a price explanation](<https://whycoinmoves.com/ja/research/how-to-check-why-crypto-is-moving.md>)
- [Altcoin beta to Bitcoin: BTC, ETH, SOL and DOGE hourly returns](<https://whycoinmoves.com/ja/research/hourly-returns-and-bitcoin-beta.md>)
- [Will Bitcoin go back up? Every crash since 2011 and its recovery time](<https://whycoinmoves.com/ja/research/bitcoin-crash-recovery-time.md>)

根拠レベルは情報源のカバー範囲を示し、報道が真である確率ではありません。価格変動とそのタイミングだけでは原因を証明できません。分足サンプルは観測区間を示し、アラート閾値は経験的な基準です。解説はモデル支援で作成し、引用と数値を確認しています。情報源タイトルは原語のまま表示し、記事全文は転載しません。 [Methods and limitations](<https://whycoinmoves.com/ja/methodology>)