CVE record · CVE-2025-55131

Buffer overflow in node

CVSS 7.1 HighEPSS 0.035 · 89th percentile

Published by the CVE Program (CNA: hackerone) at 20 Jan 2026, 20:41 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
nodejs	node	affected 20.19.6 to 20.19.6, inclusive semver affected 22.21.1 to 22.21.1, inclusive semver affected 24.12.0 to 24.12.0, inclusive semver affected 25.2.1 to 25.2.1, inclusive semver affected 4.0 to before 4.* semver affected 5.0 to before 5.* semver affected 6.0 to before 6.* semver affected 7.0 to before 7.* semver affected 8.0 to before 8.* semver affected 9.0 to before 9.* semver affected 10.0 to before 10.* semver affected 11.0 to before 11.* semver and 7 more Other versions: unaffected

Identifiers: CVE-2025-55131
CNA: hackerone
Weakness (CWE): CWE-120 · CWE-497
Tags: node
Memory corruption
Information disclosure
Published: 20 Jan 2026
Updated: 15 Jul 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.1	High	3.0	CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L	CNA (hackerone)Used for this record
7.1	High	3.1	CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L	ADP (redhat-SADP)

CISA KEV Not listed.
EPSS 0.035, the 89th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 20 Jan 2026. New records show when each source confirmed them.

Sources

References from the CNA

nodejs.org/en/blog/vulnerability/december-2025-security-releases

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.