Node.js up to 20.20.1/22.22.1/24.14.0/25.8.1 UDS Server permission

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k2.31

Summaryinfo

A vulnerability classified as critical was found in Node.js up to 20.20.1/22.22.1/24.14.0/25.8.1. Affected is an unknown function of the component UDS Server Handler. The manipulation results in permission. This vulnerability is cataloged as CVE-2026-21711. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Node.js up to 20.20.1/22.22.1/24.14.0/25.8.1. Affected is an unknown function of the component UDS Server Handler. The manipulation with an unknown input leads to a permission vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared by XavLimSG. The advisory is shared for download at nodejs.org. This vulnerability is traded as CVE-2026-21711. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1222.

The vulnerability scanner Nessus provides a plugin with the ID 304140 (Linux Distros Unpatched Vulnerability : CVE-2026-21711), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 20.20.2, 22.22.2, 24.14.1 or 25.8.2 eliminates this vulnerability. The upgrade is hosted for download at nodejs.org.

The vulnerability is also documented in the vulnerability database at Tenable (304140). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 304140
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-21711

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Node.js 20.20.2/22.22.2/24.14.1/25.8.2

Timelineinfo

03/30/2026 Advisory disclosed
03/30/2026 +0 days VulDB entry created
03/30/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: nodejs.org
Researcher: XavLimSG
Status: Confirmed

CVE: CVE-2026-21711 (🔒)
GCVE (CVE): GCVE-0-2026-21711
GCVE (VulDB): GCVE-100-354144

Entryinfo

Created: 03/30/2026 07:41
Updated: 03/30/2026 12:37
Changes: 03/30/2026 07:41 (54), 03/30/2026 12:37 (2)
Complete: 🔍
Cache ID: 216:C18:103

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