CVE-2025-3194

HIGHNVD 7.57.5—

7.5

Versions of the package bigint-buffer from 0.0.0 are vulnerable to Buffer Overflow in the toBigIntLE() function. Attackers can exploit this to crash the application.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 76.5%
KEV: Not listed

Published

April 4, 2025

Last Modified

April 15, 2026

References (4)

report@snykhttps://github.com/no2chem/bigint-buffer/blob/master/src/index.ts%23L25
report@snykhttps://security.snyk.io/vuln/SNYK-JS-BIGINTBUFFER-3364597
report@snykhttps://www.usenix.org/system/files/sec23fall-prepub-262_staicu.pdf
134c704f-9b21-4f2e-91b3-4a467353bcc0https://security.snyk.io/vuln/SNYK-JS-BIGINTBUFFER-3364597

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
npm	bigint-buffer	—	ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)

npm(1)

Package	Vulnerable range	Fixed in	Dependents
bigint-buffer	—	—	—

Data Freshness Timeline

(refreshed 19× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 16:57 UTCepss_batch
2026-05-22 21:16 UTCepss_batch
2026-05-22 21:16 UTCepss_batch
2026-05-22 21:16 UTCepss_batch
2026-05-22 21:16 UTCepss_batch
2026-05-21 15:27 UTCEG score recompute
2026-05-21 15:27 UTCGHSA enrichment
2026-05-20 11:21 UTCepss_batch

Frequently asked(5)

What is CVE-2025-3194?

CVE-2025-3194 is a high vulnerability published on April 4, 2025. Versions of the package bigint-buffer from 0.0.0 are vulnerable to Buffer Overflow in the toBigIntLE() function. Attackers can exploit this to crash the application.

When was CVE-2025-3194 disclosed?

CVE-2025-3194 was first published in the National Vulnerability Database on April 4, 2025, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-3194 actively exploited?

CVE-2025-3194 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 76.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-3194?

CVE-2025-3194 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2025-3194?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-3194, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-3194

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