Bitcoin

26 CVEs across 6 Bitcoin products. Browse Bitcoin vulnerabilities, severities, and proof-of-concept exploits.

Bitcoin products with known CVEs

ProductCVEs
Bitcoin Core54
Bitcoin-Qt10
Bitcoind8
Wxbitcoin8
Bitcoin3
Qitcoin-Qt1
Bitcoin CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2025-46597High7.52026-03-20Bitcoin Core 0.13.0 through 29.x has an integer overflow.
CVE-2025-46598Medium5.32026-03-20Bitcoin Core through 29.0 allows a denial of service via a crafted transaction.
CVE-2025-54605High7.52025-10-28Bitcoin Core through 29.0 allows Uncontrolled Resource Consumption (issue 2 of 2).
CVE-2025-54604High7.52025-10-28Bitcoin Core through 29.0 allows Uncontrolled Resource Consumption (issue 1 of 2).
CVE-2024-55563Medium5.32024-12-09Bitcoin Core through 27.2 allows transaction-relay jamming via an off-chain protocol attack, a related issue to CVE-2024-52913. For example, the outcome of an…
CVE-2024-52922Medium6.52024-11-18In Bitcoin Core before 25.1, an attacker can cause a node to not download the latest block, because there can be minutes of delay when an announcing peer stall…
CVE-2024-52921Medium5.32024-11-18In Bitcoin Core before 25.0, a peer can affect the download state of other peers by sending a mutated block.
CVE-2024-52920High7.52024-11-18Bitcoin Core before 0.20.0 allows remote attackers to cause a denial of service (infinite loop) via a malformed GETDATA message.
CVE-2024-52919Medium6.52024-11-18Bitcoin Core before 22.0 has a CAddrMan nIdCount integer overflow and resultant assertion failure (and daemon exit) via a flood of addr messages.
CVE-2024-52917Medium6.52024-11-18Bitcoin Core before 22.0 has a miniupnp infinite loop in which it allocates memory on the basis of random data received over the network, e.g., large M-SEARCH…
CVE-2024-52916High7.52024-11-18Bitcoin Core before 0.15.0 allows a denial of service (OOM kill of a daemon process) via a flood of minimum difficulty headers.
CVE-2024-52915High7.52024-11-18Bitcoin Core before 0.20.0 allows remote attackers to cause a denial of service (memory consumption) via a crafted INV message.
CVE-2024-52914High7.52024-11-18In Bitcoin Core before 0.18.0, a node could be stalled for hours when processing the orphans of a crafted unconfirmed transaction.
CVE-2024-52913Medium5.32024-11-18In Bitcoin Core before 0.21.0, an attacker could prevent a node from seeing a specific unconfirmed transaction, because transaction re-requests are mishandled.
CVE-2024-52912High7.52024-11-18Bitcoin Core before 0.21.0 allows a network split that is resultant from an integer overflow (calculating the time offset for newly connecting peers) and an ab…
CVE-2019-25220High7.52024-11-18Bitcoin 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…
CVE-2024-35202High7.52024-10-10Bitcoin Core before 25.0 allows remote attackers to cause a denial of service (blocktxn message-handling assertion and node exit) by including transactions in…
CVE-2023-50428Medium5.32023-12-09In Bitcoin Core through 26.0 and Bitcoin Knots before 25.1.knots20231115, datacarrier size limits can be bypassed by obfuscating data as code (e.g., with OP_FA…
CVE-2023-37192High7.52023-07-07Memory management and protection issues in Bitcoin Core v22 allows attackers to modify the stored sending address within the app's memory, potentially allowing…
CVE-2023-33297High7.52023-05-22Bitcoin Core before 24.1, when debug mode is not used, allows attackers to cause a denial of service (e.g., CPU consumption) because draining the inventory-to-…
CVE-2021-31876Medium6.52021-05-13Bitcoin Core 0.12.0 through 0.21.1 does not properly implement the replacement policy specified in BIP125, which makes it easier for attackers to trigger a los…
CVE-2021-3401Critical9.82021-02-04Bitcoin Core before 0.19.0 might allow remote attackers to execute arbitrary code when another application unsafely passes the -platformpluginpath argument to…
CVE-2021-3195High7.52021-01-26bitcoind in Bitcoin Core through 0.21.0 can create a new file in an arbitrary directory (e.g., outside the ~/.bitcoin directory) via a dumpwallet RPC call. NOT…
CVE-2020-14198High7.52020-09-10Bitcoin Core 0.20.0 allows remote denial of service.
CVE-2018-17145High7.52020-09-10Bitcoin 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 r…
CVE-2017-12842High7.52020-03-16Bitcoin Core before 0.14 allows an attacker to create an ostensibly valid SPV proof for a payment to a victim who uses an SPV wallet, even if that payment did…
CVE-2018-20586Medium5.32020-03-12bitcoind and Bitcoin-Qt prior to 0.17.1 allow injection of arbitrary data into the debug log via an RPC call.
CVE-2017-18350Medium5.92020-03-12bitcoind and Bitcoin-Qt prior to 0.15.1 have a stack-based buffer overflow if an attacker-controlled SOCKS proxy server is used. This results from an integer s…
CVE-2015-3641High7.52020-03-12bitcoind and Bitcoin-Qt prior to 0.10.2 allow attackers to cause a denial of service (disabled functionality such as a client application crash) via an "Easy"…
CVE-2019-15947High7.52019-09-05In 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…
CVE-2018-20587Medium5.52019-02-11Bitcoin Core 0.12.0 through 0.17.1 and Bitcoin Knots 0.12.0 through 0.17.x before 0.17.1.knots20181229 have Incorrect Access Control. Local users can exploit t…
CVE-2018-17144High7.52018-09-19Bitcoin Core 0.14.x before 0.14.3, 0.15.x before 0.15.2, and 0.16.x before 0.16.3 and Bitcoin Knots 0.14.x through 0.16.x before 0.16.3 allow a remote denial o…
CVE-2016-10725High7.52018-07-05In Bitcoin Core before v0.13.0, a non-final alert is able to block the special "final alert" (which is supposed to override all other alerts) because operation…
CVE-2016-10724High7.52018-07-05Bitcoin Core before v0.13.0 allows denial of service (memory exhaustion) triggered by the remote network alert system (deprecated since Q1 2016) if an attacker…
CVE-2017-9230High7.52017-05-24The Bitcoin Proof-of-Work algorithm does not consider a certain attack methodology related to 80-byte block headers with a variety of initial 64-byte chunks fo…
CVE-2013-57002013-09-10The 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…
CVE-2013-46272013-08-02Unspecified 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 m…
CVE-2013-41652013-08-02The HTTPAuthorized function in bitcoinrpc.cpp in bitcoind 0.8.1 provides information about authentication failure upon detecting the first incorrect byte of a…
CVE-2013-32202013-08-02bitcoind and Bitcoin-Qt before 0.4.9rc2, 0.5.x before 0.5.8rc2, 0.6.x before 0.6.5rc2, and 0.7.x before 0.7.3rc2, and wxBitcoin, do not properly consider wheth…
CVE-2013-32192013-08-02bitcoind and Bitcoin-Qt 0.8.x before 0.8.1 do not enforce a certain block protocol rule, which allows remote attackers to bypass intended access restrictions a…
CVE-2013-22932013-03-12The CTransaction::FetchInputs method in bitcoind and Bitcoin-Qt before 0.8.0rc1 copies transactions from disk to memory without incrementally checking for spen…
CVE-2013-22922013-03-12bitcoind 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 nonstanda…
CVE-2013-22732013-03-12bitcoind and Bitcoin-Qt before 0.4.9rc1, 0.5.x before 0.5.8rc1, 0.6.0 before 0.6.0.11rc1, 0.6.1 through 0.6.5 before 0.6.5rc1, and 0.7.x before 0.7.3rc1 make i…
CVE-2013-22722013-03-12The penny-flooding protection mechanism in the CTxMemPool::accept method in bitcoind and Bitcoin-Qt before 0.4.9rc1, 0.5.x before 0.5.8rc1, 0.6.0 before 0.6.0…
CVE-2012-46842013-03-12The alert functionality in bitcoind and Bitcoin-Qt before 0.7.0 supports different character representations of the same signature data, but relies on a hash o…
CVE-2012-46832012-09-14Unspecified vulnerability in bitcoind and Bitcoin-Qt allows attackers to cause a denial of service via unknown vectors, a different vulnerability than CVE-2012…
CVE-2012-46822012-09-14Unspecified vulnerability in bitcoind and Bitcoin-Qt allows attackers to cause a denial of service via unknown vectors, a different vulnerability than CVE-2012…
CVE-2012-37892012-08-06Unspecified 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…
CVE-2012-24592012-08-06Unspecified 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 t…
CVE-2012-19102012-08-06Bitcoin-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 excep…
CVE-2012-19092012-08-06The 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…
CVE-2011-44472012-08-06The "encrypt wallet" feature in wxBitcoin and bitcoind 0.4.x before 0.4.1, and 0.5.0rc, does not properly interact with the deletion functionality of BSDDB, wh…
CVE-2010-51412012-08-06wxBitcoin and bitcoind before 0.3.5 do not properly handle script opcodes in Bitcoin transactions, which allows remote attackers to spend bitcoins owned by oth…
CVE-2010-51402012-08-06wxBitcoin and bitcoind before 0.3.13 do not properly handle bitcoins associated with Bitcoin transactions that have zero confirmations, which allows remote att…
CVE-2010-51392012-08-06Integer overflow in wxBitcoin and bitcoind before 0.3.11 allows remote attackers to bypass intended economic restrictions and create many bitcoins via a crafte…
CVE-2010-51382012-08-06wxBitcoin and bitcoind 0.3.x allow remote attackers to cause a denial of service (electricity consumption) via a Bitcoin transaction containing multiple OP_CHE…
CVE-2010-51372012-08-06wxBitcoin 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…