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Public proof of conceptFix available

CVE-2021-44906

A public proof of concept exists; no exploitation attested.

  • Published2022-03-17
  • Fixed in1.2.6 · 0.2.4
  • WeaknessCWE-1321

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Minimist <=1.2.5 is vulnerable to Prototype Pollution via file index.js, function setKey() (lines 69-95).

Timeline

dates in UTC
  1. 2022-03-1716:15CVE publishedNVD

Versions per branch

NVD · OSV
Substack minimist
BranchAffectedFixed in
1.2< 1.2.61.2.6
1.x≥ 1.0.0, < 1.2.61.2.6
0.2< 0.2.40.2.4

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • @rootio/minimistRoot:npmall versions · fixed in 1.2.5-root.io.1
  • @rootio/minimistRoot:npmall versions · fixed in 0.0.8-root.io.1
  • @rootio/minimistRoot:npmall versions · fixed in 1.1.3-root.io.2
  • @rootio/minimistRoot:npmall versions · fixed in 1.2.0-root.io.1
  • @rootio/minimistRoot:npmall versions · fixed in 1.2.5-root.io.2
  • eap7Red Hat:jboss_enterprise_application_platform:7.4::el9all versions · fixed in 0:1-18.el9eapand 1 other package
  • eap7-activemq-artemisRed Hat:jboss_enterprise_application_platform:7.4::el9all versions · fixed in 0:2.16.0-9.redhat_00042.1.el9eapand 15 other packages
  • eap7-activemq-artemis-nativeRed Hat:jboss_enterprise_application_platform:7.4::el9all versions · fixed in 1:1.0.2-1.redhat_00001.1.el9eap

351 more package ranges on OSV.dev

Vendor advisories

  • CVE-2021-44906 Red Hat Product Security937 products fixed · 27 known affected

    minimist: prototype pollution

    rhmtc/openshift-migration-ui-rhel8 as a component of Migration Toolkit for Containers · 3scale-apicast-operator-bundle-container as a component of Red Hat 3scale API Management Platform 2 · 3scale-apicast-operator-container as a component of Red Hat 3scale API Management Platform 2 · +24 more

  • RHSA-2025:1747 Red Hat Product Security52 products fixed

    Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.3.12 security update

  • RHSA-2023:1742 Red Hat Product Security30 products fixed

    Red Hat Security Advisory: nodejs:14 security, bug fix, and enhancement update

  • RHSA-2023:1533 Red Hat Product Security30 products fixed

    Red Hat Security Advisory: nodejs:14 security, bug fix, and enhancement update

  • RHSA-2023:1043 Red Hat Product Security3 products fixed

    Red Hat Security Advisory: Red Hat Single Sign-On 7.6.2 security update on RHEL 7

  • RHSA-2023:1049 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: Red Hat Single Sign-On 7.6.2 security update

17 more advisories

Full record on NVD

Fix

  1. Update Substack minimist to 1.2.6 · 0.2.4
  2. Vendor fix Red Hat Product Security RHSA-2025:1747 · 52 productsBefore applying this update, ensure all previously released errata relevant to your system have been applied. Also, back up your existing installation, including all applications, configuration files, databases and database settings. For details on how to apply this update, refer to: https://access…
  3. Vendor fix Red Hat Product Security RHSA-2023:1742 · 30 productsFor details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
  4. Vendor fix Red Hat Product Security RHSA-2023:1043 · 3 productsBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
  5. Vendor fix Red Hat Product Security RHSA-2022:8652 · 1 productBefore applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. Installation instructions are available from the Fuse 7.11.1 product documentation page: https://access.redhat.com/documentation/en-us/red_ha…
  6. Vendor fix Red Hat Product Security RHSA-2022:6813 · 1 productFor on-premise installations, before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on. Red Hat recommends that you halt the server by stopping the JBoss Application Server process before installing …
  7. Vendor fix Red Hat Product Security RHSA-2022:5069 · 12 productsFor OpenShift Container Platform 4.11 see the following documentation, which will be updated shortly for this release, for important instructions on how to upgrade your cluster and fully apply this asynchronous errata update: https://docs.openshift.com/container-platform/4.11/release_notes/ocp-4-1…

Advisories and patches

Detection

read 2026-11-01 01:02 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-03-17
Last Modified
2026-10-08
NVD status
Modified
GitHub Advisory
GHSA-xvch-5gv4-984h

Frequently asked questions

What is CVE-2021-44906?

Minimist <=1.2.5 is vulnerable to Prototype Pollution via file index.js, function setKey() (lines 69-95).

Is CVE-2021-44906 actively exploited?

Active exploitation of CVE-2021-44906 has not been confirmed. Its EPSS score was 4.6% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-44906?

CVE-2021-44906 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record