How severe is CVE-2025-46598?

CVE-2025-46598 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2025-46598 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-46598?

CVE-2025-46598 affects Bitcoin Bitcoin Core. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-46598?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-46598 have an EU (EUVD) identifier?

Yes. CVE-2025-46598 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208889.

When was CVE-2025-46598 published?

CVE-2025-46598 was published on 2026-03-20 and last updated on 2026-06-17.

CVE-2025-46598

CVE-2025-46598 is a medium-severity vulnerability in Bitcoin Bitcoin Core with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-405.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208889
Weakness: CWE-405
Affected product: Bitcoin Bitcoin Core
Published: 2026-03-20
Last modified: 2026-06-17

Description

Bitcoin Core through 29.0 allows a denial of service via a crafted transaction.

Frequently asked questions

What is CVE-2025-46598?: Bitcoin Core through 29.0 allows a denial of service via a crafted transaction.
How severe is CVE-2025-46598?: CVE-2025-46598 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2025-46598 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-46598?: CVE-2025-46598 affects Bitcoin Bitcoin Core. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-46598?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-46598 have an EU (EUVD) identifier?: Yes. CVE-2025-46598 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208889.
When was CVE-2025-46598 published?: CVE-2025-46598 was published on 2026-03-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:bitcoin:bitcoin_core:*:*:*:*:*:*:*:*

More vulnerabilities in Bitcoin Bitcoin Core

CVE-2013-2292 — High (CVSS 7.8): bitcoind and Bitcoin-Qt 0.8.0 and earlier allow remote attackers to cause a denial of service (electricity consumption)…
CVE-2012-4684 — High (CVSS 7.8): The alert functionality in bitcoind and Bitcoin-Qt before 0.7.0 supports different character representations of the…
CVE-2025-46597 — High (CVSS 7.5): Bitcoin Core 0.13.0 through 29.x has an integer overflow.
CVE-2025-54605 — High (CVSS 7.5): Bitcoin Core through 29.0 allows Uncontrolled Resource Consumption (issue 2 of 2).
CVE-2025-54604 — High (CVSS 7.5): Bitcoin Core through 29.0 allows Uncontrolled Resource Consumption (issue 1 of 2).
CVE-2024-52920 — High (CVSS 7.5): Bitcoin Core before 0.20.0 allows remote attackers to cause a denial of service (infinite loop) via a malformed GETDATA…

All CVEs affecting Bitcoin Bitcoin Core →

Other CWE-405 vulnerabilities

CVE-2025-53633 — Critical (CVSS 9.8): Chall-Manager is a platform-agnostic system able to start Challenges on Demand of a player. When decoding a scenario…
CVE-2021-38447 — High (CVSS 8.6): OCI OpenDDS versions prior to 3.18.1 are vulnerable when an attacker sends a specially crafted packet to flood target…
CVE-2025-42874 — High (CVSS 7.9): SAP NetWeaver remote service for Xcelsius allows an attacker with network access and high privileges to execute…
CVE-2026-47774 — High (CVSS 7.5): Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.35.11,…
CVE-2026-25611 — High (CVSS 7.5): A series of specifically crafted, unauthenticated messages can exhaust available memory and crash a MongoDB server.
CVE-2026-0485 — High (CVSS 7.5): SAP BusinessObjects BI Platform allows an unauthenticated attacker to send specially crafted requests that could cause…

Browse all CWE-405 vulnerabilities →