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CVE-2020-28471

31
FAUCET Score

CVE-2020-28471 is a critical vulnerability affecting the 'properties-reader' package prior to version 2.2.0. With a CVSS score of 9.8, it allows for unauthenticated remote attackers to achieve high impact on confidentiality, integrity, and availability. While there is no known active exploitation or publicly available exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion with 10 mentions, indicating awareness and potential for future exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.2.0CPE matchmatch criteria
cpe:2.3:a:properties-reader_project:properties-reader:*:*:*:*:*: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
1.31%
Probability of exploitation in next 30 days
EPSS Percentile
67.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0131 is in the 54th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: properties-readerFixed in: 2.2.0

Vendor Advisories (1)

npmGHSA-jxvf-m3x5-mxwqcritical

Properties-Reader before v2.2.0 vulnerable to prototype pollution

Jul 19, 2022

References

github.com / steveukx/properties/commit/0877cc871db9865f58dd9389ce99e61be05380a5
PatchThird Party Advisory
github.com / steveukx/properties/issues/40
ExploitIssue TrackingThird Party Advisory
security.snyk.io / vuln/SNYK-JS-PROPERTIESREADER-1048968
ExploitThird Party Advisory