User Impersonation Affecting mozilla package, versions [,66.0)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.69% (81st percentile)

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  • Snyk IDSNYK-UNMANAGED-MOZILLA-2378409
  • published26 Jan 2022
  • disclosed26 Apr 2019
  • creditUnknown

Introduced: 26 Apr 2019

CVE-2019-9797  (opens in a new tab)
CWE-346  (opens in a new tab)

How to fix?

Upgrade mozilla to version 66.0 or higher.

Overview

Affected versions of this package are vulnerable to User Impersonation. Cross-origin images can be read in violation of the same-origin policy by exporting an image after using createImageBitmap to read the image and then rendering the resulting bitmap image within a canvas element. This vulnerability affects Firefox < 66.

CVSS Scores

version 3.1