DNS Rebinding Affecting node package, versions [,14.20.0) [15.0.0,16.16.0) [17.0.0,18.5.0)



    Attack Complexity High
    Availability High

    Threat Intelligence

    EPSS 0.11% (43rd percentile)
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8.1 high
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7.5 high
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Red Hat
7.5 high

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  • Snyk ID SNYK-UPSTREAM-NODE-2946423
  • published 10 Jul 2022
  • disclosed 8 Jul 2022
  • credit Axel Chon

How to fix?

Upgrade node to version 14.20.0, 16.16.0, 18.5.0 or higher.


node is a JavaScript runtime built on Chrome's V8 JavaScript engine.

Affected versions of this package are vulnerable to DNS Rebinding by bypassing IsAllowedHost because IsIPAddress does not properly check if an IP address is invalid or not. This vulnerability is a bypass of CVE-2021-22884.