CVE-2024-55563
published 2024-12-09CVE-2024-55563: Bitcoin 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…
PriorityP426medium5.3CVSS 3.1
AVNACLPRNUINSUCNINAL
EPSS
0.63%
45.8th percentile
Bitcoin 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 HTLC (Hashed Timelock Contract) can be changed because a flood of transaction traffic prevents propagation of certain Lightning channel transactions.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| bitcoin | bitcoin_core | <= 27.2 | — |
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No public exploits indexed.
Wiz
CVE-2025-46598 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 5.3
CVE-2025-46598 [MEDIUM] CVE-2025-46598 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2025-46598 :
Bitcoin Core vulnerability analysis and mitigation
Bitcoin Core through 29.0 allows a denial of service via a crafted transaction.
Source : NVD
## 5.3
Score
Published March 20, 2026
Severity MEDIUM
CNA Score 5.3
Affected Technologies
Bitcoin Core
Has Public Exploit No
Has CISA KEV Exploit No
CISA KEV Release Date N/A
CISA KEV Due Date N/A
Exploitation Probability Percentile (EPSS) 2
Exploitation Probability (EPSS) N/A
Affected packages and libraries
cpe:2.3:a:bitcoin:bitcoin_core
Sources
Windows Severity MEDIUM Has Fix Added at: Apr 02, 2026
Windows Severity MEDIUM Has Fix Added at: Apr 05, 2026
## Get a CVE risk assessment
Get a prioritized view of CVEs in your cloud—so you can focus on what's exploitable, not just what's listed.
## Related
Wiz
CVE-2025-46597 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 5.3
CVE-2025-46597 [MEDIUM] CVE-2025-46597 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2025-46597 :
Bitcoin Core vulnerability analysis and mitigation
Bitcoin Core 0.13.0 through 29.x has an integer overflow.
Source : NVD
## 7.5
Score
Published March 20, 2026
Severity HIGH
CNA Score 7.5
Affected Technologies
Bitcoin Core
Has Public Exploit No
Has CISA KEV Exploit No
CISA KEV Release Date N/A
CISA KEV Due Date N/A
Exploitation Probability Percentile (EPSS) 12.3
Exploitation Probability (EPSS) N/A
Affected packages and libraries
cpe:2.3:a:bitcoin:bitcoin_core
Sources
Windows Severity HIGH Has Fix Added at: Apr 02, 2026
Windows Severity HIGH Has Fix Added at: Apr 05, 2026
## Get a CVE risk assessment
Get a prioritized view of CVEs in your cloud—so you can focus on what's exploitable, not just what's listed.
## Related Bitcoin Core vulnerabili
https://ariard.github.iohttps://bitcoincore.orghttps://delvingbitcoin.org/t/full-disclosure-transaction-relay-throughput-overflow-attacks-against-off-chain-protocols/1305https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposureshttps://gnusha.org/pi/bitcoindev/CALZpt+EptER=p+P7VN3QAb9n=dODA9_LnR9xZwWpRsdAwedv=w@mail.gmail.com/T/#u
2024-12-09
Published