Sandbox Bypass Affecting Firefox package, versions [,112)


Severity

Recommended
0.0
medium
0
10

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

Threat Intelligence

EPSS
0.06% (31st percentile)

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  • Snyk IDSNYK-UNMANAGED-FIREFOX-5668485
  • published6 Jun 2023
  • disclosed6 Jun 2023
  • creditAxel Chong

Introduced: 6 Jun 2023

CVE-2023-29540  (opens in a new tab)
CWE-265  (opens in a new tab)

How to fix?

Upgrade Firefox to version 112 or higher.

Overview

Affected versions of this package are vulnerable to Sandbox Bypass. Using a redirect embedded into <code>sourceMappingUrls</code> could allow for navigation to external protocol links in sandboxed iframes without <code>allow-top-navigation-to-custom-protocols</code>.

CVSS Scores

version 3.1