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Electrum

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PANTHER JOURNAL #057: AI-generated conceptual illustration of an orange Bitcoin symbol beside a wallet and diverging payment paths. CHECK BEFORE YOU SIGN.

SecurityOct 25, 2026 · 03:53 UTC2 min read

Electrum’s Fee-Bump Trap: A Security Update Bitcoin Users Need.

Electrum 4.8.3 fixes a malicious-server attack that can turn a fee increase into a payment to an attacker. The developers report exploitation in the wild.