Detections
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RHEL 9 : nodejs:24 (RHSA-2026:7350)
critical Nessus Plugin ID 305798
Synopsis
The remote Red Hat host is missing one or more security updates for nodejs:24.Description
The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:7350 advisory.Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language.
Security Fix(es):
* nodejs: Nodejs denial of service (CVE-2026-21637)
* brace-expansion: brace-expansion: Denial of Service via unbounded brace range expansion (CVE-2026-25547)
* minimatch: minimatch: Denial of Service via specially crafted glob patterns (CVE-2026-26996)
* undici: Undici: Denial of Service due to uncontrolled resource consumption (CVE-2026-2581)
* undici: Undici: HTTP header injection and request smuggling vulnerability (CVE-2026-1527)
* undici: undici: Denial of Service via unbounded memory consumption during WebSocket permessage-deflate decompression (CVE-2026-1526)
* undici: Undici: Denial of Service via invalid WebSocket permessage-deflate extension parameter (CVE-2026-2229)
* undici: Undici: HTTP Request Smuggling and Denial of Service due to duplicate Content-Length headers (CVE-2026-1525)
* undici: undici: Denial of Service via crafted WebSocket frame with large length (CVE-2026-1528)
* nghttp2: nghttp2: Denial of Service via malformed HTTP/2 frames after session termination (CVE-2026-27135)
* Node.js: Node.js: Denial of Service via malformed Internationalized Domain Name processing (CVE-2026-21712)
* Node.js: Node.js: Denial of Service due to crafted HTTP `__proto__` header (CVE-2026-21710)
* Node.js: Node.js: Information disclosure due to `fs.realpathSync.native()` bypassing filesystem read restrictions (CVE-2026-21715)
* nodejs: Node.js: Permission bypass allows unauthorized modification of file permissions and ownership via incomplete security fix. (CVE-2026-21716)
* Node.js: Node.js: Unauthorized inter-process communication due to missing Unix Domain Socket permission checks (CVE-2026-21711)
* Node.js: Node.js: Information disclosure via timing oracle in HMAC verification (CVE-2026-21713)
* Node.js: Node.js: Memory leak and Denial of Service via crafted HTTP/2 WINDOW_UPDATE frames (CVE-2026-21714)
* nodejs: v8: Node.js: Denial of Service via V8 string hashing mechanism due to predictable hash collisions (CVE-2026-21717)
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:24 package based on the guidance in RHSA-2026:7350.See Also
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2431340
https://bugzilla.redhat.com/show_bug.cgi?id=2436942
https://bugzilla.redhat.com/show_bug.cgi?id=2441268
https://bugzilla.redhat.com/show_bug.cgi?id=2447142
https://bugzilla.redhat.com/show_bug.cgi?id=2447143
https://bugzilla.redhat.com/show_bug.cgi?id=2447144
https://bugzilla.redhat.com/show_bug.cgi?id=2447145
https://bugzilla.redhat.com/show_bug.cgi?id=2448754
https://bugzilla.redhat.com/show_bug.cgi?id=2453151
https://bugzilla.redhat.com/show_bug.cgi?id=2447140
https://bugzilla.redhat.com/show_bug.cgi?id=2447141
https://bugzilla.redhat.com/show_bug.cgi?id=2453037
https://bugzilla.redhat.com/show_bug.cgi?id=2453152
https://bugzilla.redhat.com/show_bug.cgi?id=2453157
https://bugzilla.redhat.com/show_bug.cgi?id=2453158
https://bugzilla.redhat.com/show_bug.cgi?id=2453160
https://bugzilla.redhat.com/show_bug.cgi?id=2453161
https://bugzilla.redhat.com/show_bug.cgi?id=2453162
Plugin Details
Severity: Critical
ID: 305798
File Name: redhat-RHSA-2026-7350.nasl
Version: 1.1
Type: Local
Agent: unix
Family: Red Hat Local Security Checks
Published: 4/9/2026
Updated: 4/9/2026
Supported Sensors: Nessus Agent, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: Critical
Base Score: 10
Temporal Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2026-1525
CVSS v3
Risk Factor: Critical
Base Score: 9.8
Temporal Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
CVSS v4
Risk Factor: Critical
Base Score: 9.2
Threat Score: 8.7
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:H
CVSS Score Source: CVE-2026-25547
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-libs, p-cpe:/a:redhat:enterprise_linux:nodejs-packaging-bundler, p-cpe:/a:redhat:enterprise_linux:v8-13.6-devel
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: 4/9/2026
Vulnerability Publication Date: 1/13/2026
Reference Information
CVE: CVE-2026-1525, CVE-2026-1526, CVE-2026-1527, CVE-2026-1528, CVE-2026-21637, CVE-2026-21710, CVE-2026-21711, CVE-2026-21712, CVE-2026-21713, CVE-2026-21714, CVE-2026-21715, CVE-2026-21716, CVE-2026-21717, CVE-2026-2229, CVE-2026-25547, CVE-2026-2581, CVE-2026-26996, CVE-2026-27135