CVE-2021-24679

The Bitcoin / AltCoin Payment Gateway for WooCommerce WordPress plugin before 1.6.1 does not escape the 's' GET parameter before outputting back in the All Masking Rules page, leading to a Reflected Cross-Site Scripting issue...

CVE-2020-14199

BIP-143 in the Bitcoin protocol specification mishandles the signing of a Segwit transaction, which allows attackers to trick a user into making two signatures in certain cases, potentially leading to a huge transaction fee. NOTE: this affects all hardware wallets. It was fixed in 1.9.1 for the...

CVE-2020-14198

Bitcoin Core 0.20.0 allows remote denial of service...

CVE-2018-20586

bitcoind and Bitcoin-Qt prior to 0.17.1 allow injection of arbitrary data into the debug log via an RPC call...

CVE-2018-17145

Bitcoin Core 0.16.x before 0.16.2 and Bitcoin Knots 0.16.x before 0.16.2 allow remote denial of service via a flood of multiple transaction inv messages with random hashes, aka INVDoS. NOTE: this can also affect other cryptocurrencies, e.g., if they were forked from Bitcoin Core after 2017-11-15...

CVE-2012-3789

Unspecified vulnerability in bitcoind and Bitcoin-Qt before 0.4.7rc3, 0.5.x before 0.5.6rc3, 0.6.0.x before 0.6.0.9rc1, and 0.6.x before 0.6.3rc1 allows remote attackers to cause a denial of service process hang via unknown behavior on a Bitcoin network...

CVE-2012-1909

The Bitcoin protocol, as used in bitcoind before 0.4.4, wxBitcoin, Bitcoin-Qt, and other programs, does not properly handle multiple transactions with the same identifier, which allows remote attackers to cause a denial of service unspendable transaction by leveraging the ability to create a...

CVE-2012-1910

Bitcoin-Qt 0.5.0.x before 0.5.0.5; 0.5.1.x, 0.5.2.x, and 0.5.3.x before 0.5.3.1; and 0.6.x before 0.6.0rc4 on Windows does not use MinGW multithread-safe exception handling, which allows remote attackers to cause a denial of service application crash or possibly execute arbitrary code via crafted...

CVE-2012-4682

Unspecified vulnerability in bitcoind and Bitcoin-Qt allows attackers to cause a denial of service via unknown vectors, a different vulnerability than CVE-2012-4683...

CVE-2013-2292

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 OPCHECKSIG script opcodes...

CVE-2013-2293

The CTransaction::FetchInputs method in bitcoind and Bitcoin-Qt before 0.8.0rc1 copies transactions from disk to memory without incrementally checking for spent prevouts, which allows remote attackers to cause a denial of service disk I/O consumption via a Bitcoin transaction with many inputs...

CVE-2019-15947

In Bitcoin Core 0.18.0, bitcoin-qt stores wallet.dat data unencrypted in memory. Upon a crash, it may dump a core file. If a user were to mishandle a core file, an attacker can reconstruct the user's wallet.dat file, including their private keys, via a grep "6231 0500" command...

CVE-2015-6964

MultiBit HD before 0.1.2 allows attackers to conduct bit-flipping attacks that insert unspendable Bitcoin addresses into the list that MultiBit uses to send fees to the developers. Attackers cannot realistically steal these fees for themselves. This occurs because there is no message authenticati...

CVE-2018-1000893

Bitcoin SV before 0.1.1 allows uncontrolled resource consumption when deserializing transactions...

CVE-2018-1000892

Bitcoin SV before 0.1.1 allows uncontrolled resource consumption when receiving sendheaders messages...

CVE-2013-4627

Unspecified vulnerability in bitcoind and Bitcoin-Qt 0.8.x allows remote attackers to cause a denial of service memory consumption via a large amount of tx message data...

CVE-2012-4683

Unspecified vulnerability in bitcoind and Bitcoin-Qt allows attackers to cause a denial of service via unknown vectors, a different vulnerability than CVE-2012-4682...

CVE-2013-5700

The Bloom Filter implementation in bitcoind and Bitcoin-Qt 0.8.x before 0.8.4rc1 allows remote attackers to cause a denial of service divide-by-zero error and daemon crash via a crafted sequence of messages...

CVE-2019-25220

Bitcoin Core before 24.0.1 allows remote attackers to cause a denial of service daemon crash via a flood of low-difficulty header chains aka a "Chain Width Expansion" attack because a node does not first verify that a presented chain has enough work before committing to store it...

CVE-2015-20111

miniupnp before 4c90b87, as used in Bitcoin Core before 0.12 and other products, lacks checks for snprintf return values, leading to a buffer overflow and significant data leak, a different vulnerability than CVE-2019-12107. In Bitcoin Core before 0.12, remote code execution was possible in...