CVE-2019-16762

Name: CVE-2019-16762
Creator: NVD / NIST
Published: 2019-11-15T23:15:11.443+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.10%

Last modified Jun 17, 2026

CVE-2019-16762 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A specially crafted Bitcoin script can cause a discrepancy between the specified SLP consensus rules and the validation result of the slpjs npm package. An attacker could create a specially crafted Bitcoin script in order to cause a hard-fork from the SLP consensus. EPSS estimates a 1.10% chance of exploitation in the next 30 days.

Description

A specially crafted Bitcoin script can cause a discrepancy between the specified SLP consensus rules and the validation result of the slpjs npm package. An attacker could create a specially crafted Bitcoin script in order to cause a hard-fork from the SLP consensus. Affected users can upgrade to any version >= 0.21.4.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:H

EPSS Probability

1.10%

61.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Simpleledger	Slpjs	< 0.21.4

References

https://github.com/simpleledger/slpjs/commit/ac8809b42e47790a6f0205991b36f2699ed10c84#diff-fe58606994c412ba56a65141a7aa4a62L701Patch, Third Party Advisory
https://github.com/simpleledger/slpjs/security/advisories/GHSA-425c-ccf3-3jrrExploit, Patch, Third Party Advisory
https://github.com/simpleledger/slpjs/commit/ac8809b42e47790a6f0205991b36f2699ed10c84#diff-fe58606994c412ba56a65141a7aa4a62L701Patch, Third Party Advisory
https://github.com/simpleledger/slpjs/security/advisories/GHSA-425c-ccf3-3jrrExploit, Patch, Third Party Advisory

Timeline

Published: Nov 15, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-16762?

How severe is CVE-2019-16762?

CVE-2019-16762 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.

How do I fix CVE-2019-16762?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-16762?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST