CVE-2026-48933

CVSS 7.5 HIGHEPSS 0.6%CWE-190 CWE-770

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.5EPSS 0.6%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

26 Jun 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

Affected products

nodejs · node

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References

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-2026:7378 https://access.redhat.com/errata/RHSA-2026:9455 https://access.redhat.com/security/cve/CVE-2026-48933 https://bugzilla.redhat.com/show_bug.cgi?id=2493331 https://nodejs.org/en/blog/vulnerability/june-2026-security-releases https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-48933.json