CVE-2013-2292: Bitcoin Bitcoin-Qt

High severity, CVSS 7.8. EPSS: 2.6% chance of exploitation in the next 30 days.

bitcoind and Bitcoin-Qt 0.8.0 and earlier allow remote attackers to cause a denial of service (electricity consumption) by mining a block to create a nonstandard Bitcoin transaction containing multiple OP_CHECKSIG script opcodes.

Affected products

• Bitcoin Bitcoin-Qt: version 0.4 only; version 0.4.8 only; version 0.5.0 only; version 0.5.0.4 only; version 0.5.1 only; version 0.5.3.0 only; …
• Bitcoin Bitcoin Core: any version; up to and including 0.8.0; version 0.3.4 only; version 0.3.5 only; version 0.3.8 only; version 0.3.10 only; …
• Bitcoin Bitcoind: version 0.4.4 only; version 0.5.7 only; version 0.6.0.0 only; version 0.6.0.10 only; version 0.6.3 only; version 0.6.4 only; …

Published 2013-03-12. Last modified 2026-06-16.