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**.
- Score
- CVSS 3.1 7.5 High
- Status
- Modified - support@hackerone.com
- Published
- 2026-06-26
- Last modified
- 2026-10-25
- Weaknesses
- CWE-190, CWE-770
Affected products
- Node (Nodejs)
- Node.js (Nodejs)
- Enterprise Linux (Redhat)
- Enterprise Linux Eus (Redhat)
- Hummingbird (Redhat)
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
