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RHEL 9 : nodejs:20 (RHSA-2026:7896)

high Nessus Plugin ID 306253

Synopsis

The remote Red Hat host is missing one or more security updates for nodejs:20.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:7896 advisory.

 Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language.

 Security Fix(es):

 * minimatch: minimatch: Denial of Service via specially crafted glob patterns (CVE-2026-26996)

 * minimatch: Minimatch: Denial of Service via catastrophic backtracking in glob expressions (CVE-2026-27904)

 * nghttp2: nghttp2: Denial of Service via malformed HTTP/2 frames after session termination (CVE-2026-27135)

 * Node.js: Node.js: Denial of Service due to crafted HTTP `__proto__` header (CVE-2026-21710)

 For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL nodejs:20 package based on the guidance in RHSA-2026:7896.

See Also

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2442922

https://bugzilla.redhat.com/show_bug.cgi?id=2441268

https://bugzilla.redhat.com/show_bug.cgi?id=2448754

https://bugzilla.redhat.com/show_bug.cgi?id=2453151

https://issues.redhat.com/browse/RHEL-164336

http://www.nessus.org/u?03a378bc

https://access.redhat.com/errata/RHSA-2026:7896

Plugin Details

Severity: High

ID: 306253

File Name: redhat-RHSA-2026-7896.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 4/13/2026

Updated: 4/13/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2026-26996

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 7.7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:npm, p-cpe:/a:redhat:enterprise_linux:nodejs, p-cpe:/a:redhat:enterprise_linux:nodejs-devel, p-cpe:/a:redhat:enterprise_linux:nodejs-docs, p-cpe:/a:redhat:enterprise_linux:nodejs-full-i18n, p-cpe:/a:redhat:enterprise_linux:nodejs-nodemon, p-cpe:/a:redhat:enterprise_linux:nodejs-packaging, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:nodejs-packaging-bundler

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/13/2026

Vulnerability Publication Date: 2/18/2026

Reference Information

CVE: CVE-2026-21710, CVE-2026-26996, CVE-2026-27135, CVE-2026-27904

CWE: 1333, 617, 843

RHSA: 2026:7896