Improper Input Validation Affecting mozilla package, versions [,76.0)


Severity

Recommended
0.0
high
0
10

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

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
0.11% (46th percentile)

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  • Snyk IDSNYK-UNMANAGED-MOZILLA-2378174
  • published26 Jan 2022
  • disclosed26 May 2020
  • creditUnknown

Introduced: 26 May 2020

CVE-2020-12391  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade mozilla to version 76.0 or higher.

Overview

Affected versions of this package are vulnerable to Improper Input Validation. Documents formed using data: URLs in an OBJECT element failed to inherit the CSP of the creating context. This allowed the execution of scripts that should have been blocked, albeit with a unique opaque origin. This vulnerability affects Firefox < 76.

CVSS Scores

version 3.1