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    CVE-2021-23358

    The package underscore from 1.13.0-0 and before 1.13.0-2, from 1.3.2 and before 1.12.1 are vulnerable to Arbitrary Code Injection via the template function, particularly when a variable property is passed as an argument as it is not sanitized.

    Published:Mar 29, 2021
    Last Modified:Nov 3, 2025
    EPS:Mar 29, 2021
    EPSS Score:0.01165
    CVSS Score:3.3

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Redhat
    Product
    Acm
    Vendor
    Redhat
    Product
    Rhev Manager
    Vendor
    Tenable
    Product
    Tenable.sc
    Vendor
    Underscorejs
    Product
    Underscore

    Exploits

    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1081504https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBJASHKENAS-1081505https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1081503https://snyk.io/vuln/SNYK-JS-UNDERSCORE-1080984https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1081504https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBJASHKENAS-1081505https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1081503https://snyk.io/vuln/SNYK-JS-UNDERSCORE-1080984https://github.com/EkamSinghWalia/Detection-script-for-cve-2021-23358https://github.com/MehdiBoukhobza/SandBox_CVE-2021-23358

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    References

    https://github.com/jashkenas/underscore/blob/master/modules/template.js%23L71
    https://lists.apache.org/thread.html/r5df90c46f7000c4aab246e947f62361ecfb849c5a553dcdb0ef545e1%40%3Cissues.cordova.apache.org%3E
    https://lists.apache.org/thread.html/r770f910653772317b117ab4472b0a32c266ee4abbafda28b8a6f9306%40%3Cissues.cordova.apache.org%3E
    https://lists.apache.org/thread.html/raae088abdfa4fbd84e1d19d7a7ffe52bf8e426b83e6599ea9a734dba%40%3Cissues.cordova.apache.org%3E
    https://lists.apache.org/thread.html/rbc84926bacd377503a3f5c37b923c1931f9d343754488d94e6f08039%40%3Cissues.cordova.apache.org%3E
    https://lists.apache.org/thread.html/re69ee408b3983b43e9c4a82a9a17cbbf8681bb91a4b61b46f365aeaf%40%3Cissues.cordova.apache.org%3E
    https://lists.debian.org/debian-lts-announce/2021/03/msg00038.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EOKATXXETD2PF3OR36Q5PD2VSVAR6J5Z/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FGEE7U4Z655A2MK5EW4UQQZ7B64XJWBV/
    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1081504
    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBJASHKENAS-1081505
    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1081503
    https://snyk.io/vuln/SNYK-JS-UNDERSCORE-1080984
    https://www.debian.org/security/2021/dsa-4883
    https://www.tenable.com/security/tns-2021-14
    http://seclists.org/fulldisclosure/2025/Apr/14
    https://github.com/jashkenas/underscore/blob/master/modules/template.js%23L71
    https://lists.apache.org/thread.html/r5df90c46f7000c4aab246e947f62361ecfb849c5a553dcdb0ef545e1%40%3Cissues.cordova.apache.org%3E
    https://lists.apache.org/thread.html/r770f910653772317b117ab4472b0a32c266ee4abbafda28b8a6f9306%40%3Cissues.cordova.apache.org%3E
    https://lists.apache.org/thread.html/raae088abdfa4fbd84e1d19d7a7ffe52bf8e426b83e6599ea9a734dba%40%3Cissues.cordova.apache.org%3E
    https://lists.apache.org/thread.html/rbc84926bacd377503a3f5c37b923c1931f9d343754488d94e6f08039%40%3Cissues.cordova.apache.org%3E
    https://lists.apache.org/thread.html/re69ee408b3983b43e9c4a82a9a17cbbf8681bb91a4b61b46f365aeaf%40%3Cissues.cordova.apache.org%3E
    https://lists.debian.org/debian-lts-announce/2021/03/msg00038.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EOKATXXETD2PF3OR36Q5PD2VSVAR6J5Z/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FGEE7U4Z655A2MK5EW4UQQZ7B64XJWBV/
    https://security.netapp.com/advisory/ntap-20240808-0003/
    https://security.netapp.com/advisory/ntap-20241108-0002/
    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1081504
    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBJASHKENAS-1081505
    https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1081503
    https://snyk.io/vuln/SNYK-JS-UNDERSCORE-1080984
    https://www.debian.org/security/2021/dsa-4883
    https://www.tenable.com/security/tns-2021-14

    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