CVE-2025-1932 Affecting firefox-esr package, versions <136-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.41% (34th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-FIREFOXESR-17765089
  • published1 Jul 2026
  • disclosed4 Mar 2025

Introduced: 4 Mar 2025

CVE-2025-1932  (opens in a new tab)

How to fix?

Upgrade Chainguard firefox-esr to version 136-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 inconsistent comparator in xslt/txNodeSorter could have resulted in potentially exploitable out-of-bounds access. Only affected version 122 and later. This vulnerability was fixed in Firefox 136, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.

CVSS Base Scores

version 3.1