CVE-2024-9398 Affecting firefox-esr package, versions <128.3.0-r0


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.05% (22nd percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-FIREFOXESR-8161494
  • published3 Oct 2024
  • disclosed1 Oct 2024

Introduced: 1 Oct 2024

CVE-2024-9398  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade Chainguard firefox-esr to version 128.3.0-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox-esr package and not the firefox-esr package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

By checking the result of calls to window.open with specifically set protocol handlers, an attacker could determine if the application which implements that protocol handler is installed. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.

CVSS Scores

version 3.1