Description
Unspecified vulnerability in bitcoind and Bitcoin-Qt before 0.4.6, 0.5.x before 0.5.5, 0.6.0.x before 0.6.0.7, and 0.6.x before 0.6.2 allows remote attackers to cause a denial of service (block-processing outage and incorrect block count) via unknown behavior on a Bitcoin network.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
GitHub 3 repositories
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GJ504b123/merkle-lab ★ 0 · Oct 14, 2026
针对比特币 Merkle 根算法(含 CVE-2012-2459 变异检测机制)设计并实施自动化测试方案,覆盖功能正确性、边界场景与安全回归。
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condeDeveloper/arvore-merkle ★ 0 · Sep 25, 2026
Arvore de Merkle do zero em C# e .NET 8: provas de pertencimento, esquemas Bitcoin e RFC 6962, e a CVE-2012-2459 demonstrada
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systemslibrarian/crypto-lab-merkle-proofs ★ 0 · Jun 28, 2026
Browser-based Merkle tree demo — build a tree, generate inclusion proofs, recompute the root hash by hash, and replay the RFC 6962 second-preimage and CVE-2012-2459 attacks. Real SHA-256. No backend.
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.