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Fencer Vulns
medium 5.6

CVE-2018-16487 json

Prototype Pollution in lodash

published 2019-02-01 7 y ago modified 2026-06-17 4 mo ago also GHSA-4xc9-xhrj-v574 , EUVD-2019-0225

cvss
5.6
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

A prototype pollution vulnerability was found in lodash <4.17.11 where the functions merge, mergeWith, and defaultsDeep can be tricked into adding or modifying properties of Object.prototype.

Patch / fix

  • npm lodash 4.17.11
  • rubygems lodash-rails 4.17.11
  • lodash lodash 4.17.11
  • node-lodash Debian 14, Debian 13, Debian 12 4.17.11+dfsg-1

debian advisories DEBIAN-CVE-2018-16487

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-16487 updated cvss 5.6

lodash: Prototype pollution in utilities function

  • Red Hat Logging Subsystem for Red Hat OpenShift openshift-logging/kibana6-rhel8
    affected: no fix planned “Will not fix”
  • Red Hat Mobile Application Platform 4 nodejs-lodash Red Hat OpenShift Container Platform 3.5 nodejs-lodash Red Hat OpenShift Container Platform 3.6 nodejs-lodash Red Hat OpenShift Container Platform 3.7 nodejs-lodash Red Hat OpenShift Container Platform 3.9 nodejs-lodash Red Hat OpenShift Container Platform 3.10 nodejs-lodash
    affected: no fix planned “Out of support scope”
  • Red Hat OpenShift Container Platform 3.11 kibana Red Hat OpenShift Container Platform 4 kibana, logging-kibana5-container, openshift4/ose-logging-kibana6 Red Hat Quay 3 quay/quay-rhel8 Red Hat Software Collections rh-nodejs8-npm, rh-nodejs8-nodejs
    affected: no fix planned “Will not fix”
  • Red Hat OpenShift Container Platform 3.11 openshift3/grafana, openshift3/ose-console Red Hat OpenShift Container Platform 4 grafana, openshift4/ose-console, openshift4/ose-metering-hadoop, openshift4/ose-metering-presto, openshift4/ose-prometheus-rhel9
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.49% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • hackerone.com https://hackerone.com/reports/380873 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected packages

ecosystem package affected fixed in
npm lodash
<4.17.11
4.17.11
rubygems lodash-rails
<4.17.11
4.17.11

Affected products

  • HackerOne lodash

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.