Detections
Analytics
AlmaLinux 9 : nodejs:24 (ALSA-2026:7350)
critical Nessus Plugin ID 306669
Synopsis
The remote AlmaLinux host is missing one or more security updates.Description
The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:7350 advisory.* 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)
Tenable has extracted the preceding description block directly from the AlmaLinux 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 affected packages.See Also
Plugin Details
Severity: Critical
ID: 306669
File Name: alma_linux_ALSA-2026-7350.nasl
Version: 1.1
Type: Local
Family: Alma Linux Local Security Checks
Published: 4/16/2026
Updated: 4/16/2026
Supported Sensors: Nessus Agent, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 6.7
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: cpe:/o:alma:linux:9::appstream, p-cpe:/a:alma:linux:v8-13.6-devel, p-cpe:/a:alma:linux:nodejs-nodemon, p-cpe:/a:alma:linux:npm, p-cpe:/a:alma:linux:nodejs-full-i18n, p-cpe:/a:alma:linux:nodejs-packaging-bundler, cpe:/o:alma:linux:9::supplementary, p-cpe:/a:alma:linux:nodejs-packaging, cpe:/o:alma:linux:9::highavailability, cpe:/o:alma:linux:9::resilientstorage, cpe:/o:alma:linux:9::sap_hana, p-cpe:/a:alma:linux:nodejs-docs, cpe:/o:alma:linux:9::sap, cpe:/o:alma:linux:9::crb, p-cpe:/a:alma:linux:nodejs, p-cpe:/a:alma:linux:nodejs-libs, cpe:/o:alma:linux:9::realtime, cpe:/o:alma:linux:9, p-cpe:/a:alma:linux:nodejs-devel, cpe:/o:alma:linux:9::nfv, cpe:/o:alma:linux:9::baseos
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/AlmaLinux/release, Host/AlmaLinux/rpm-list
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