CVE-2020-28495

Name: CVE-2020-28495
Creator: NVD / NIST
Published: 2021-02-02T11:15:13.257+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.3/10EPSS 3.63%

Last modified Jun 17, 2026

CVE-2020-28495 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. This affects the package total.js before 3.4.7. The set function can be used to set a value into the object according to the path. EPSS estimates a 3.63% chance of exploitation in the next 30 days.

Description

This affects the package total.js before 3.4.7. The set function can be used to set a value into the object according to the path. However the keys of the path being set are not properly sanitized, leading to a prototype pollution vulnerability. The impact depends on the application. In some cases it is possible to achieve Denial of service (DoS), Remote Code Execution or Property Injection.

Metrics

CVSS 3.1

7.3/10

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

EPSS Probability

3.63%

88.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Totaljs	Total.Js	< 3.4.7

References

https://docs.totaljs.com/latest/en.html%23api~FrameworkUtils~U.setBroken Link
https://github.com/totaljs/framework/blob/master/utils.js%23L6606Broken Link
https://github.com/totaljs/framework/blob/master/utils.js%23L6617Broken Link
https://github.com/totaljs/framework/commit/b3f901561d66ab799a4a99279893b94cad7ae4ffPatch, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-TOTALJS-1046671Exploit, Patch, Third Party Advisory
https://docs.totaljs.com/latest/en.html%23api~FrameworkUtils~U.setBroken Link
https://github.com/totaljs/framework/blob/master/utils.js%23L6606Broken Link
https://github.com/totaljs/framework/blob/master/utils.js%23L6617Broken Link
https://github.com/totaljs/framework/commit/b3f901561d66ab799a4a99279893b94cad7ae4ffPatch, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-TOTALJS-1046671Exploit, Patch, Third Party Advisory

Timeline

Published: Feb 2, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-28495?

How severe is CVE-2020-28495?

CVE-2020-28495 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 3.63% probability of exploitation in the next 30 days.

How do I fix CVE-2020-28495?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-28495?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST