CVE-2026-48933

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 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

3.7% chance of exploitation in the next 30 days; higher than 89% of CVEs (scores of 2026-10-25)

CWEs

CWE-190, CWE-770

Published

2026-06-26

Modified

2026-10-25

Record from

the NVD, synced 2026-10-25

Affected

• nodejs:node.js

References

• https://nodejs.org/en/blog/vulnerability/june-2026-security-releases
• 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

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