High 7.5Published Jun 25, 2026

CVE-2026-48933A flaw in Node.js WebCrypto implementation can crash the process if the input of `subtle.encrypt()` is a multiple of 2GiB.

Updated under an hour ago (Oct 26, 2026, 1:30 PM ET)

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Exploited in the last 30 days

A flaw in Node.js WebCrypto implementation can crash the process if the input of `subtle.encrypt()` is a multiple of 2GiB. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.

CVSS: 7.5 HIGH (v3.0, CNA)CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-190, CWE-770
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: hackerone
NVD analysis: Modified
Record last updated: Aug 10, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

nodejs node nodejs:node (from the name)	from 22.22.3 through 22.22.3; from 24.16.0 through 24.16.0; from 26.3.0 through 26.3.0	CNA record
Red Hat Red Hat Enterprise Linux 10 redhat:enterprise_linux	from 1:24.18.0-1.el10_2 not affected	CISA ADP
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support redhat:enterprise_linux_eus	from 1:22.23.1-2.el10_0 not affected	CISA ADP
Red Hat Red Hat Hardened Images redhat:hummingbird	from 22.23.1-1.hum1 not affected	CISA ADP
nodejs node.js nodejs:node.js	22.22.3; 24.16.0; 26.3.0	NVD

References

References

https://nodejs.org/en/blog/vulnerability/june-2026-security-releases	patch, vendor-advisory
https://access.redhat.com/errata/RHSA-2026:28727
https://access.redhat.com/errata/RHSA-2026:29012
https://access.redhat.com/errata/RHSA-2026:30172
https://access.redhat.com/errata/RHSA-2026:35841
https://access.redhat.com/errata/RHSA-2026:35842
https://access.redhat.com/errata/RHSA-2026:35891
https://access.redhat.com/errata/RHSA-2026:35892
https://access.redhat.com/errata/RHSA-2026:39246
https://access.redhat.com/errata/RHSA-2026:39868
1–10 of 17

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.