CVE-2024-9393 Affecting firefox-esr package, versions <128.3.0-r0


Severity

Recommended
0.0
high
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.09% (40th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-FIREFOXESR-8161502
  • published3 Oct 2024
  • disclosed1 Oct 2024

Introduced: 1 Oct 2024

CVE-2024-9393  (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.

An attacker could, via a specially crafted multipart response, execute arbitrary JavaScript under the resource://pdf.js origin. This could allow them to access cross-origin PDF content. This access is limited to "same site" documents by the Site Isolation feature on desktop clients, but full cross-origin access is possible on Android versions. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Firefox ESR < 115.16, Thunderbird < 128.3, and Thunderbird < 131.

CVSS Scores

version 3.1