What’s Vulnerable › Vulnerabilities

CVE-2025-46597

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-20 · updated 2026-06-17
• Weakness: CWE-190

Description

Bitcoin Core 0.13.0 through 29.x has an integer overflow.

Affected products

• Bitcoin Core: from 0.13.0 before 0.30.0 — fixed in 0.30.0

How to fix

Upgrade to a fixed version: Bitcoin Core 0.30.0. Check the vendor advisory for mitigations.

References

• https://bitcoincore.org/en/2025/10/24/disclose-cve-2025-46597/
• https://github.com/bitcoin/bitcoin/releases

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