CVE-2010-5137: Bitcoin Core

Medium severity, CVSS 5.0. EPSS: 2.4% chance of exploitation in the next 30 days.

wxBitcoin and bitcoind before 0.3.5 allow remote attackers to cause a denial of service (daemon crash) via a Bitcoin transaction containing an OP_LSHIFT script opcode.

Affected products

• Bitcoin Bitcoin Core: up to and including 0.3.4
• Bitcoin Wxbitcoin: up to and including 0.3.4

Published 2012-08-06. Last modified 2026-06-16.