7.5
HIGH CVSS 2.0
CVE-2020-8116
Dot Prop Prototype Pollution
Description

Prototype pollution vulnerability in dot-prop npm package versions before 4.2.1 and versions 5.x before 5.1.1 allows an attacker to add arbitrary properties to JavaScript language constructs such as objects.

INFO

Published Date :

Feb. 4, 2020, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 5:38 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2020-8116 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Dot-prop_project dot-prop
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
Solution
Follow the instructions below to mitigate the CVE-2020-8116 vulnerability.
Update the RHEL nodejs:10 package based on the guidance in RHSA-2021:0548.
Public PoC/Exploit Available at Github

CVE-2020-8116 has a 7 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-8116.

URL Resource
https://github.com/advisories/GHSA-ff7x-qrg7-qggm Third Party Advisory
https://github.com/sindresorhus/dot-prop/issues/63 Issue Tracking Patch Third Party Advisory
https://github.com/sindresorhus/dot-prop/tree/v4 Broken Link
https://hackerone.com/reports/719856 Exploit Third Party Advisory
https://github.com/advisories/GHSA-ff7x-qrg7-qggm Third Party Advisory
https://github.com/sindresorhus/dot-prop/issues/63 Issue Tracking Patch Third Party Advisory
https://github.com/sindresorhus/dot-prop/tree/v4 Broken Link
https://hackerone.com/reports/719856 Exploit Third Party Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-8116 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-8116 weaknesses.

CAPEC-384: Application API Message Manipulation via Man-in-the-Middle Application API Message Manipulation via Man-in-the-Middle CAPEC-385: Transaction or Event Tampering via Application API Manipulation Transaction or Event Tampering via Application API Manipulation CAPEC-386: Application API Navigation Remapping Application API Navigation Remapping CAPEC-387: Navigation Remapping To Propagate Malicious Content Navigation Remapping To Propagate Malicious Content CAPEC-388: Application API Button Hijacking Application API Button Hijacking CAPEC-1: Accessing Functionality Not Properly Constrained by ACLs Accessing Functionality Not Properly Constrained by ACLs CAPEC-77: Manipulating User-Controlled Variables Manipulating User-Controlled Variables CAPEC-180: Exploiting Incorrectly Configured Access Control Security Levels Exploiting Incorrectly Configured Access Control Security Levels

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
DevSecCube/damn-vulnerable-sca

None

Java CSS HTML JavaScript

Updated: 2 days, 3 hours ago
0 stars 0 fork 0 watcher
Born at : Aug. 16, 2025, 1:48 p.m. This repo has been linked 10 different CVEs too.
Profile Photo
0x0806/JWT-Security-Assessment

None

HTML JavaScript CSS

Updated: 1 month ago
0 stars 0 fork 0 watcher
Born at : July 14, 2025, 4:31 p.m. This repo has been linked 17 different CVEs too.
Profile Photo
SCA-Testing-Org/Damn-Vulnerable-Sca-E2E

None

Java CSS HTML JavaScript

Updated: 1 week, 1 day ago
0 stars 0 fork 0 watcher
Born at : July 12, 2025, 4:07 p.m. This repo has been linked 10 different CVEs too.
Profile Photo
Blackfly0537/test

None

Java CSS HTML JavaScript

Updated: 1 month, 2 weeks ago
0 stars 0 fork 0 watcher
Born at : July 2, 2025, 12:10 p.m. This repo has been linked 10 different CVEs too.
Profile Photo
harekrishnarai/Damn-vulnerable-sca

Damn Vulnerable SCA Application

application-security product-security sast sca software-composition-analysis software-supply-chain-security supply-chain-security scagoat

JavaScript Java CSS HTML

Updated: 1 month, 1 week ago
39 stars 28 fork 28 watcher
Born at : Feb. 9, 2024, 8:21 p.m. This repo has been linked 10 different CVEs too.
Profile Photo
AleBekk/DependencyCheckParser

Python script to filter and sort the OWASP Dependency Checker JSON output.

owasp-dependencycheck python

Python

Updated: 1 year, 3 months ago
1 stars 1 fork 1 watcher
Born at : April 11, 2021, 5:46 p.m. This repo has been linked 2 different CVEs too.
Profile Photo
ossf-cve-benchmark/CVE-2020-8116

None

JavaScript TypeScript

Updated: 4 years, 8 months ago
0 stars 0 fork 0 watcher
Born at : Dec. 1, 2020, 9:45 a.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-8116 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2020-8116 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://github.com/advisories/GHSA-ff7x-qrg7-qggm
    Added Reference https://github.com/sindresorhus/dot-prop/issues/63
    Added Reference https://github.com/sindresorhus/dot-prop/tree/v4
    Added Reference https://hackerone.com/reports/719856
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Aug. 05, 2022

    Action Type Old Value New Value
    Removed CWE NIST CWE-425
    Added CWE NIST CWE-1321
  • Modified Analysis by [email protected]

    Dec. 22, 2021

    Action Type Old Value New Value
    Changed Reference Type https://github.com/advisories/GHSA-ff7x-qrg7-qggm No Types Assigned https://github.com/advisories/GHSA-ff7x-qrg7-qggm Third Party Advisory
    Changed Reference Type https://github.com/sindresorhus/dot-prop/issues/63 No Types Assigned https://github.com/sindresorhus/dot-prop/issues/63 Issue Tracking, Patch, Third Party Advisory
    Changed Reference Type https://github.com/sindresorhus/dot-prop/tree/v4 No Types Assigned https://github.com/sindresorhus/dot-prop/tree/v4 Broken Link
    Changed CPE Configuration OR *cpe:2.3:a:dot-prop_project:dot-prop:*:*:*:*:*:node.js:*:* versions up to (including) 5.1.0 OR *cpe:2.3:a:dot-prop_project:dot-prop:*:*:*:*:*:node.js:*:* versions up to (excluding) 4.2.1 *cpe:2.3:a:dot-prop_project:dot-prop:*:*:*:*:*:node.js:*:* versions from (including) 5.0.0 up to (excluding) 5.1.1
  • CVE Modified by [email protected]

    Sep. 10, 2020

    Action Type Old Value New Value
    Changed Description Prototype pollution vulnerability in dot-prop npm package version 5.1.0 and earlier allows an attacker to add arbitrary properties to JavaScript language constructs such as objects. Prototype pollution vulnerability in dot-prop npm package versions before 4.2.1 and versions 5.x before 5.1.1 allows an attacker to add arbitrary properties to JavaScript language constructs such as objects.
    Added Reference https://github.com/sindresorhus/dot-prop/issues/63 [No Types Assigned]
    Added Reference https://github.com/sindresorhus/dot-prop/tree/v4 [No Types Assigned]
    Added Reference https://github.com/advisories/GHSA-ff7x-qrg7-qggm [No Types Assigned]
  • Reanalysis by [email protected]

    Aug. 20, 2020

    Action Type Old Value New Value
    Removed CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
  • Initial Analysis by [email protected]

    Feb. 06, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://hackerone.com/reports/719856 No Types Assigned https://hackerone.com/reports/719856 Exploit, Third Party Advisory
    Added CWE NIST CWE-425
    Added CPE Configuration OR *cpe:2.3:a:dot-prop_project:dot-prop:*:*:*:*:*:node.js:*:* versions up to (including) 5.1.0
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.3
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 7.5
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.34 }} 0.22%

score

0.55761

percentile