CVE-2025-8032 Affecting firefox-esr package, versions <128.13.0esr-1~deb11u1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.05% (17th percentile)

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  • Snyk IDSNYK-DEBIAN11-FIREFOXESR-10881527
  • published24 Jul 2025
  • disclosed22 Jul 2025

Introduced: 22 Jul 2025

NewCVE-2025-8032  (opens in a new tab)

How to fix?

Upgrade Debian:11 firefox-esr to version 128.13.0esr-1~deb11u1 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 Debian. See How to fix? for Debian:11 relevant fixed versions and status.

XSLT document loading did not correctly propagate the source document which bypassed its CSP. This vulnerability affects Firefox < 141, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1.

CVSS Base Scores

version 3.1