Skip to content
Fencer Vulns
critical 9.8

CVE-2020-7720 json

Prototype Pollution

published 2020-09-01 6 y ago modified 2026-06-17 4 mo ago also GHSA-92xj-mqp7-vmcj , EUVD-2020-0922

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
3.2%
EPSS 3.2% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

The package node-forge before 0.10.0 is vulnerable to Prototype Pollution via the util.setPath function. Note: Version 0.10.0 is a breaking change removing the vulnerable functions.

Patch / fix

  • npm node-forge 0.10.0
  • digitalbazaar forge 0.10.0
  • node-node-forge Debian 11 0.10.0~dfsg-1

debian advisories DEBIAN-CVE-2020-7720

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-2020-7720 updated cvss 7.3

nodejs-node-forge: prototype pollution via the util.setPath function

  • Red Hat Ansible Tower 3.7 for RHEL 7 ansible-tower-37/ansible-tower-rhel7 3.7.4-1
    fixed: vendor fix RHSA-2020:5249
  • Red Hat OpenShift Container Storage 4.6 on RHEL-8 ocs4/mcg-core-rhel8 5.6.0-38.31e0c3c7b.5.6
    fixed: vendor fix RHSA-2020:5605
  • Red Hat OpenShift Container Platform 4 openshift4/ose-prometheus Red Hat OpenShift Container Storage 4.6 on RHEL-8 ocs4/ocs-operator-bundle 4.6.0-7, ocs4/mcg-rhel8-operator 5.6.0-39.2279a46.5.6, ocs4/cephcsi-rhel8 4.6-52.49cf5efdd.release_4.6, ocs4/ocs-rhel8-operator 4.6-76.0811c33c.release_4.6, ocs4/ocs-must-gather-rhel8 4.6-76.0811c33c.release_4.6, ocs4/rook-ceph-rhel8-operator 4.6-80.1ae5ac6a.release_4.6
    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

3.19% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • snyk.io https://snyk.io/vuln/SNYK-JS-NODEFORGE-598677 referenced PoC, tagged "exploit" by a source, unverified
  • snyk.io https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-609293 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Affected packages

ecosystem package affected fixed in
npm node-forge
<0.10.0
0.10.0

Affected products

  • n/a node-forge

Classification

Weakness
  • CWE-1321 Improperly Controlled Modification of Object Prototype Attributes
  • CWE-915 Improperly Controlled Modification of Dynamically-Determined Object Attributes

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.