CVE-2020-28495

Prototype Pollution

HIGH
7.3
CVSS Score
Published: February 2, 2021 at 10:25 AM UTC
Updated: June 17, 2026 at 03:10 AM UTC
1 product affected across 1 vendorTotal.js

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Severity
HIGH7.3
Exploit prediction
EPSS 4%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 3.4.7
Affected range stops below 3.4.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

7.3HIGHsnyk
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-Other

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