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    CVE-2021-23449

    This affects the package vm2 before 3.9.4 via a Prototype Pollution attack vector, which can lead to execution of arbitrary code on the host machine.

    Published:Oct 18, 2021
    Last Modified:Nov 21, 2024
    EPS:Oct 18, 2021
    EPSS Score:0.00602
    CVSS Score:9.8

    Affected Products

    Vendor
    Vm2 Project
    Product
    Vm2

    Exploits

    https://snyk.io/vuln/SNYK-JS-VM2-1585918https://snyk.io/vuln/SNYK-JS-VM2-1585918

    Related CVEs

    CVE-2026-44005 (CVSS 10) — vm2 is an open source vm/sandbox for Node.js. From 3.9.6 to 3.10.5, vm2's bridge exposes mutable proxies for r…
    CVE-2026-45411 (CVSS 9.8) — vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.3, it is possible to catch a host exception using …
    CVE-2026-44009 (CVSS 9.8) — vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.2, This vulnerability is fixed in 3.11.2.…
    CVE-2026-44008 (CVSS 9.8) — vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.2, the new method neutralizeArraySpeciesBatch work…
    CVE-2026-44007 (CVSS 9.1) — vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.1, when a NodeVM is created with nesting: true, sa…
    CVE-2026-44006 (CVSS 10) — vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.0, It is possible to reach BaseHandler.getPrototyp…
    CVE-2026-44004 (CVSS 7.5) — vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.0, sandboxed code can call Buffer.alloc() with an …
    CVE-2026-44003 (CVSS 5.3) — vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.0, vm2's code transformer has a performance optimi…
    CVE-2026-44002 (CVSS 5.8) — vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.0, vm2's CallSite wrapper class (intended as a saf…
    CVE-2026-44001 (CVSS 8.6) — vm2 is an open source vm/sandbox for Node.js. Prior to 3.11.0, a sandbox escape vulnerability in vm2 v3.10.5 a…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High