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  1. CVEs
  2. CVE-2026-48933
  1. CVEs

CVE-2026-48933

high
  • Information
  • CPEs
  • Plugins

Description

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**.

References

https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-48933.json

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

https://bugzilla.redhat.com/show_bug.cgi?id=2493331

https://access.redhat.com/security/cve/CVE-2026-48933

https://access.redhat.com/errata/RHSA-2026:9455

https://access.redhat.com/errata/RHSA-2026:7378

https://access.redhat.com/errata/RHSA-2026:41947

https://access.redhat.com/errata/RHSA-2026:39868

https://access.redhat.com/errata/RHSA-2026:39246

https://access.redhat.com/errata/RHSA-2026:35892

https://access.redhat.com/errata/RHSA-2026:35891

https://access.redhat.com/errata/RHSA-2026:35842

https://access.redhat.com/errata/RHSA-2026:35841

https://access.redhat.com/errata/RHSA-2026:30172

https://access.redhat.com/errata/RHSA-2026:29012

https://access.redhat.com/errata/RHSA-2026:28727

Details

Source: Mitre, NVD

Published: 2026-06-26

Updated: 2026-07-21

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00573

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