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CRITICAL

CVE-2019-10744

CVSS v3

9.1

CRITICAL

EPSS Score

5.0 %

exploit probability, as of 2026-10-18

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

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

  • lodashnpmall versions · fixed in 4.17.12
  • lodash-amdnpmall versions · fixed in 4.17.13
  • lodash-esnpmall versions · fixed in 4.17.14
  • lodash-railsRubyGemsall versions · fixed in 4.17.12
  • lodash.defaultsdeepnpmall versions · fixed in 4.6.1

Vendor advisories

  • CVE-2019-10744 Red Hat Product Security13 products fixed · 7 known affected

    nodejs-lodash: prototype pollution in defaultsDeep function leading to modifying properties

    nodejs-lodash as a component of Red Hat OpenShift Container Platform 3.10 · nodejs-lodash.src as a component of Red Hat OpenShift Container Platform 3.10 · openshift3/ose-logging-kibana5 as a component of Red Hat OpenShift Container Platform 3.11

  • RHSA-2022:5101 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: Red Hat AMQ Broker 7.10.0 release and security update

  • RHSA-2021:5134 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: Red Hat Fuse 7.10.0 release and security update

  • RHSA-2020:2819 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: Red Hat OpenShift Jaeger 1.17.2 jaeger-all-in-one-rhel7-container and jaeger-query-rhel7-container security update

  • RHSA-2020:2362 Red Hat Product Security7 products fixed

    Red Hat Security Advisory: Red Hat OpenShift Service Mesh security update

  • RHSA-2019:3024 Red Hat Product Security2 products fixed

    Red Hat Security Advisory: ovirt-web-ui security and bug fix update

Full record on NVD

Description

Versions of lodash lower than 4.17.12 are vulnerable to Prototype Pollution. The function defaultsDeep could be tricked into adding or modifying properties of Object.prototype using a constructor payload.

Technical details

Published
2019-07-26

Frequently asked questions

What is CVE-2019-10744?

Versions of lodash lower than 4.17.12 are vulnerable to Prototype Pollution. The function defaultsDeep could be tricked into adding or modifying properties of Object.prototype using a constructor payload.

Is CVE-2019-10744 actively exploited?

Active exploitation of CVE-2019-10744 has not been confirmed. Its EPSS score was 5.0% on 2026-10-18, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-10744?

CVE-2019-10744 has a CVSS v3 base score of 9.1 (CRITICAL severity).

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