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CVE-2020-8116

20
FAUCET Score

CVE-2020-8116 is a prototype pollution vulnerability in the dot-prop npm package, affecting versions before 4.2.1 and 5.x before 5.1.1. This flaw allows an unauthenticated attacker to inject arbitrary properties into JavaScript objects. Rated as High severity (CVSS 7.3), it carries a low impact on confidentiality, integrity, and availability, with low attack complexity and no user interaction required. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.2.1CPE matchmatch criteria
cpe:2.3:a:dot-prop_project:dot-prop:*:*:*:*:*:node.js:*:*
>= 5.0.0, < 5.1.1CPE matchmatch criteria
cpe:2.3:a:dot-prop_project:dot-prop:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

7.3HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.08%
Probability of exploitation in next 30 days
EPSS Percentile
86.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0308 is in the 76th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (14)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: dot-propFixed in: 4.2.1
npmpatch availablevia ghsa
Product: dot-propFixed in: 5.1.1
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: nodejs:12-8020020201007080935.4cda2c84
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: nodejs:10-8030020210118191659.229f0a1c
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.1 Extended Update SupportFixed in: nodejs:12-8010020201006223055.c27ad7f8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-nodejs12-nodejs-0:12.18.4-3.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7Fixed in: rh-nodejs10-nodejs-0:10.23.1-2.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUSFixed in: rh-nodejs12-nodejs-0:12.18.4-3.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUSFixed in: rh-nodejs10-nodejs-0:10.23.1-2.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUSFixed in: rh-nodejs12-nodejs-0:12.18.4-3.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUSFixed in: rh-nodejs10-nodejs-0:10.23.1-2.el7
View patch
redhatvendor investigatingvia redhat_api
Product: OpenShift Service Mesh 1Fixed in: servicemesh-grafana
redhatvendor investigatingvia redhat_api
Product: Red Hat OpenShift Container Platform 4Fixed in: openshift4/ose-grafana

Vendor Advisories (2)

npmGHSA-ff7x-qrg7-qggmhigh

dot-prop Prototype Pollution vulnerability

Jul 29, 2020
redhatCVE-2020-8116Moderate

nodejs-dot-prop: prototype pollution

Jan 28, 2020

References

github.com / advisories/GHSA-ff7x-qrg7-qggm
Third Party Advisory
github.com / sindresorhus/dot-prop/issues/63
Issue TrackingPatchThird Party Advisory
github.com / sindresorhus/dot-prop/tree/v4
Broken Link
hackerone.com / reports/719856
ExploitThird Party Advisory