What is CVE-2019-16761?

A specially crafted Bitcoin script can cause a discrepancy between the specified SLP consensus rules and the validation result of the slp-validate@1.0.0 npm package. An attacker could create a specially crafted Bitcoin script in order to cause a hard-fork from the SLP consensus. All versions >1.0.0 have been patched.

How severe is CVE-2019-16761?

CVE-2019-16761 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.

Is CVE-2019-16761 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-16761?

CVE-2019-16761 affects Simpleledger Slp-validate. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-16761?

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

When was CVE-2019-16761 published?

CVE-2019-16761 was published on 2019-11-15 and last updated on 2026-06-17.

CVE-2019-16761

CVE-2019-16761 is a medium-severity vulnerability in Simpleledger Slp-validate with a CVSS 3.x base score of 5.7. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
CVSS v2: 4.9
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Simpleledger Slp-validate
Published: 2019-11-15
Last modified: 2026-06-17

Description

A specially crafted Bitcoin script can cause a discrepancy between the specified SLP consensus rules and the validation result of the [email protected] npm package. An attacker could create a specially crafted Bitcoin script in order to cause a hard-fork from the SLP consensus. All versions >1.0.0 have been patched.

Frequently asked questions

What is CVE-2019-16761?: A specially crafted Bitcoin script can cause a discrepancy between the specified SLP consensus rules and the validation result of the [email protected] npm package. An attacker could create a specially crafted Bitcoin script in order to cause a hard-fork from the SLP consensus. All versions >1.0.0 have been patched.
How severe is CVE-2019-16761?: CVE-2019-16761 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is none, integrity high, and availability high.
Is CVE-2019-16761 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-16761?: CVE-2019-16761 affects Simpleledger Slp-validate. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-16761?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-16761 published?: CVE-2019-16761 was published on 2019-11-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:simpleledger:slp-validate:1.0.0:*:*:*:*:*:*:*

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