What is RHSA-2026:9711?

RHSA-2026:9711 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: nodejs:20 security update

Which CVE IDs does RHSA-2026:9711 cover?

RHSA-2026:9711 covers the following CVE IDs: CVE-2026-26996, CVE-2026-27135, CVE-2026-27904, CVE-2026-21710. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:9711?

RHSA-2026:9711 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

RHSA-2026:9711HighCVSS 7.5

Red Hat Security Advisory: nodejs:20 security update

Vendor

Red Hat Product Security

Published

April 22, 2026

Last Modified

May 27, 2026

🔗 CVE IDs covered (4)

CVE-2026-26996 · pendingCVE-2026-27135 →CVE-2026-27904 · pendingCVE-2026-21710 · pending

📋 Description

CVE-2026-21710 — Node.js: Node.js: Denial of Service due to crafted HTTP __proto__ header CVE-2026-26996 — minimatch: minimatch: Denial of Service via specially crafted glob patterns CVE-2026-27135 — nghttp2: nghttp2: Denial of Service via malformed HTTP/2 frames after session termination CVE-2026-27904 — minimatch: Minimatch: Denial of Service via catastrophic backtracking in glob expressions

🔗 References (7)

selfhttps://access.redhat.com/errata/RHSA-2026:9711
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2441268
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2442922
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2448754
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2453151
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_9711.json