Prototype Pollution Affecting shvl package, versions >=1.0.0 <2.0.2


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    1.24% (86th percentile)

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  • Snyk ID SNYK-JS-SHVL-1054936
  • published 30 Dec 2020
  • disclosed 30 Dec 2020
  • credit Unknown

How to fix?

Upgrade shvl to version 2.0.2 or higher.

Overview

shvl is a Get and set dot-notated properties within an object

Affected versions of this package are vulnerable to Prototype Pollution. It allows an attacker to cause a denial of service and may lead to remote code execution.

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

NVD

9.8 critical