Arbitrary File Upload Affecting plupload package, versions <2.3.9


0.0
medium
0
10

Snyk CVSS

    Attack Complexity High
    User Interaction Required

    Threat Intelligence

    EPSS 0.31% (70th percentile)
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NVD
8.8 high

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  • Snyk ID SNYK-JS-PLUPLOAD-1583909
  • published 2 Dec 2021
  • disclosed 9 Sep 2021
  • credit Michele Di Stefano

How to fix?

Upgrade plupload to version 2.3.9 or higher.

Overview

plupload is a Plupload is JavaScript API for building file uploaders. It supports multiple file selection, file filtering, chunked upload, client side image downsizing and when necessary can fallback to alternative runtimes, like Flash and Silverlight.

Affected versions of this package are vulnerable to Arbitrary File Upload. A file name containing JavaScript code could be uploaded and run. An attacker would need to trick a user to upload this kind of file.