Information Exposure Affecting mozilla package, versions [,74.0)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

EPSS
0.18% (56th percentile)

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  • Snyk IDSNYK-UNMANAGED-MOZILLA-2378929
  • published26 Jan 2022
  • disclosed25 Mar 2020
  • creditUnknown

Introduced: 25 Mar 2020

CVE-2020-6809  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade mozilla to version 74.0 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure. When a Web Extension had the all-urls permission and made a fetch request with a mode set to 'same-origin', it was possible for the Web Extension to read local files. This vulnerability affects Firefox < 74.

CVSS Scores

version 3.1