CVE-2026-48933
At a glance
- Severity
- HIGH 7.5
- EPSS
- EPSS 3.71 % · percentile 90 (2026-10-27)
- State
- PUBLISHED
- Published
- Updated
- Assigner
- hackerone
- NVD status
- Modified
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**.
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | HIGH 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | hackerone |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | redhat-SADP |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · 0b0ca135-0b70-47e7-9f44-1890c2a1c46c (Secondary) |
| CVSS 3.0 | HIGH 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · support@hackerone.com (Secondary) |
Weaknesses (CWE)
European references
- ENISA EUVD · EUVD-2026-39609
- GCVE · GCVE-0-2026-48933
CERT-FR advisories
- CERTFR-2026-AVI-0786 — Multiples vulnérabilités dans Node.js · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:nodejs:node.js:22.22.3:*:*:*:-:*:*:*cpe:2.3:a:nodejs:node.js:24.16.0:*:*:*:-:*:*:*cpe:2.3:a:nodejs:node.js:26.3.0:*:*:*:-:*:*:*
Affected products
| Product | Versions |
|---|---|
| nodejs · node | affected 22.22.3 ≤ 22.22.3 ; affected 24.16.0 ≤ 24.16.0 ; affected 26.3.0 ≤ 26.3.0 |
References
- https://nodejs.org/en/blog/vulnerability/june-2026-security-releases
- https://access.redhat.com/security/cve/CVE-2026-48933
- https://bugzilla.redhat.com/show_bug.cgi?id=2493331
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-48933.json
- https://access.redhat.com/errata/RHSA-2026:39246
- https://access.redhat.com/errata/RHSA-2026:35842
- https://access.redhat.com/errata/RHSA-2026:35841
- https://access.redhat.com/errata/RHSA-2026:41947
- https://access.redhat.com/errata/RHSA-2026:39868
- https://access.redhat.com/errata/RHSA-2026:52399
- https://access.redhat.com/errata/RHSA-2026:35892
- https://access.redhat.com/errata/RHSA-2026:35891
- https://access.redhat.com/errata/RHSA-2026:9455
- https://access.redhat.com/errata/RHSA-2026:28727
- https://access.redhat.com/errata/RHSA-2026:29012
- https://access.redhat.com/errata/RHSA-2026:7378
- https://access.redhat.com/errata/RHSA-2026:30172
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |