What is CVE-2025-54604?

CVE-2025-54604 is a high-severity vulnerability in Bitcoin Core, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2025-10-28.

How severe is CVE-2025-54604?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Bitcoin Core

CVE-2025-54604

Bitcoin Core through 29.0 allows Uncontrolled Resource Consumption (issue 1 of 2).

Vulnerability class: DoS (Denial of Service)

Published 2025-10-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (34.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Bitcoin Core

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures (Not Applicable)
github.com/bitcoin/bitcoin/releases (Release Notes)
bitcoincore.org/en/2025/10/24/disclose-cve-2025-54604/ (Vendor Advisory)

Frequently asked questions

What is CVE-2025-54604?: CVE-2025-54604 is a high-severity vulnerability in Bitcoin Core, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2025-10-28.
How severe is CVE-2025-54604?: High severity. CVSS v3 base score is 7.5 out of 10.