What is CVE-2026-44714?

CVE-2026-44714 is a high-severity vulnerability in Bitcoinj, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.5/10. Published 2026-05-15.

How severe is CVE-2026-44714?

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

Vulnerability in Bitcoinj

CVE-2026-44714

The bitcoinj library is a Java implementation of the Bitcoin protocol. Prior to 0.17.1, ScriptExecution.correctlySpends() contains two fast-path verification bugs for standard P2PKH and native P2WPKH spends in core/src/main/java/org/bitcoi…

EPSS: 0.000 (1.6th percentile) — read the EPSS interpretation.

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:H/A:N.

Affected products

Bitcoinj — versions < 0.17.1

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-44714?: CVE-2026-44714 is a high-severity vulnerability in Bitcoinj, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.5/10. Published 2026-05-15.
How severe is CVE-2026-44714?: High severity. CVSS v3 base score is 7.5 out of 10.