CVE-2026-44009: Critical RCE in vm2 Node.js Sandbox
Plateforme
nodejs
Composant
vm2
Corrigé dans
3.11.2
CVE-2026-44009 represents a critical Remote Code Execution (RCE) vulnerability discovered in the vm2 Node.js sandbox library. This flaw allows attackers to execute arbitrary code within the context of the Node.js process, effectively bypassing the intended isolation of the sandbox. The vulnerability affects versions 0.0.0 up to and including 3.11.1, with a fix available in version 3.11.2.
Impact et Scénarios d'Attaquetraduction en cours…
The impact of this RCE vulnerability is severe. A successful exploit allows an attacker to gain complete control over the Node.js process and potentially the underlying system. This could involve stealing sensitive data, installing malware, or using the compromised system as a launchpad for further attacks. The sandbox environment is intended to isolate untrusted code; this vulnerability completely undermines that protection, granting attackers unrestricted access. Given the widespread use of Node.js in various applications, the potential blast radius is significant.
Contexte d'Exploitationtraduction en cours…
CVE-2026-44009 has been published on 2026-05-13. The vulnerability's criticality (CVSS 9.8) indicates a high probability of exploitation. Public proof-of-concept (POC) code is likely to emerge, increasing the risk of widespread exploitation. Monitor security advisories and threat intelligence feeds for any indications of active exploitation campaigns targeting this vulnerability.
Renseignement sur les Menaces
Statut de l'Exploit
CISA SSVC
Vecteur CVSS
Que signifient ces métriques?
- Attack Vector
- Réseau — exploitable à distance via internet. Aucun accès physique ou local requis.
- Attack Complexity
- Faible — aucune condition spéciale requise. Exploitable de manière fiable.
- Privileges Required
- Aucun — sans authentification. Aucune identifiant requis pour exploiter.
- User Interaction
- Aucune — attaque automatique et silencieuse. La victime ne fait rien.
- Scope
- Inchangé — impact limité au composant vulnérable.
- Confidentiality
- Élevé — perte totale de confidentialité. L'attaquant peut lire toutes les données.
- Integrity
- Élevé — l'attaquant peut écrire, modifier ou supprimer toutes les données.
- Availability
- Élevé — panne complète ou épuisement des ressources. Déni de service total.
Logiciel Affecté
Classification de Faiblesse (CWE)
Chronologie
- Réservé
- Publiée
Mitigation et Contournementstraduction en cours…
The primary mitigation for CVE-2026-44009 is to immediately upgrade to vm2 version 3.11.2 or later. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider implementing stricter input validation and sanitization within your Node.js application to limit the potential impact of malicious code. While a WAF or proxy cannot directly prevent this vulnerability, they can help detect and block suspicious requests attempting to exploit it. After upgrading, verify the fix by attempting to execute a known malicious payload within the vm2 sandbox; it should be properly contained and not result in code execution.
Comment corrigertraduction en cours…
Actualice a la versión 3.11.2 o superior para mitigar la vulnerabilidad de escape de sandbox. Esta actualización corrige un problema que permitía a código malicioso escapar del entorno de sandbox proporcionado por vm2.
Questions fréquentestraduction en cours…
What is CVE-2026-44009 — Critical RCE in vm2 Node.js Sandbox?
CVE-2026-44009 is a critical Remote Code Execution (RCE) vulnerability affecting the vm2 Node.js sandbox library. It allows attackers to execute arbitrary code within the Node.js process, potentially leading to full system compromise.
Am I affected by CVE-2026-44009 in vm2 Node.js Sandbox?
You are affected if you are using vm2 versions 0.0.0 through 3.11.1. Check your project dependencies to determine if you are using a vulnerable version.
How do I fix CVE-2026-44009 in vm2 Node.js Sandbox?
Upgrade to vm2 version 3.11.2 or later to remediate the vulnerability. If immediate upgrade is not possible, implement stricter input validation and sanitization.
Is CVE-2026-44009 being actively exploited?
While no active exploitation has been publicly confirmed, the vulnerability's criticality and potential impact suggest a high likelihood of exploitation. Monitor security advisories and threat intelligence feeds.
Where can I find the official vm2 advisory for CVE-2026-44009?
Refer to the official vm2 GitHub repository and associated security advisories for the latest information and updates regarding CVE-2026-44009: [https://github.com/vm2-io/vm2](https://github.com/vm2-io/vm2)
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