What is RHSA-2026:39246?

RHSA-2026:39246 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: nodejs22 security update

Which CVE IDs does RHSA-2026:39246 cover?

RHSA-2026:39246 covers the following CVE IDs: CVE-2026-12151, CVE-2026-42338, CVE-2026-48615, CVE-2026-48618, CVE-2026-48933. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:39246?

RHSA-2026:39246 has a CVSS v3 base score of 8.1, published by Red Hat Product Security.

RHSA-2026:39246HighCVSS 8.1

Red Hat Security Advisory: nodejs22 security update

Vendor

Red Hat Product Security

Published

July 14, 2026

Last Modified

July 14, 2026

🔗 CVE IDs covered (5)

CVE-2026-12151 →CVE-2026-42338 →CVE-2026-48615 →CVE-2026-48618 →CVE-2026-48933 →

📋 Description

CVE-2026-12151 — undici: undici: Denial of Service due to unbounded memory growth via WebSocket frames CVE-2026-42338 — ip-address: ip-address: Cross-site scripting via improper HTML escaping of untrusted input CVE-2026-48615 — nodejs: Node.js: Information disclosure of proxy credentials via proxy tunnel error handling CVE-2026-48618 — nodejs: Node.js: Authentication bypass due to TLS hostname handling and unicode dot separator mismatch CVE-2026-48933 — nodejs: Node.js WebCrypto: Denial of Service via large input to subtle.encrypt()

🔗 References (8)

selfhttps://access.redhat.com/errata/RHSA-2026:39246
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2476810
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2489980
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2493331
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2493335
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2493337
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_39246.json