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CVE-2020-28495

24
FAUCET Score

CVE-2020-28495 is a prototype pollution vulnerability affecting total.js versions prior to 3.4.7. The flaw lies in the 'set' function, which improperly sanitizes path keys, allowing an attacker to inject properties into the object prototype. This high-severity vulnerability (CVSS 7.3) can lead to Denial of Service, Remote Code Execution, or Property Injection, depending on the application context. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.4.7CPE matchmatch criteria
cpe:2.3:a:totaljs:total.js:*:*:*:*:*: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
3.63%
Probability of exploitation in next 30 days
EPSS Percentile
88.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0363 is in the 79th percentile among its peer group of 51,485 CVEs.

Social Chatter

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 (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: total.jsFixed in: 3.4.7

Vendor Advisories (1)

npmGHSA-6cf8-qhqj-vjqmhigh

Prototype pollution in total.js

Feb 5, 2021

References

docs.totaljs.com / latest/en.html%23api~FrameworkUtils~U.set
Broken Link
github.com / totaljs/framework/blob/master/utils.js%23L6606
Broken Link
github.com / totaljs/framework/blob/master/utils.js%23L6617
Broken Link
github.com / totaljs/framework/commit/b3f901561d66ab799a4a99279893b94cad7ae4ff
PatchThird Party Advisory
snyk.io / vuln/SNYK-JS-TOTALJS-1046671
ExploitPatchThird Party Advisory