Information Exposure Affecting thunderbird package, versions [,140.1)[141.0-b1,141.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.04% (10th percentile)

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  • Snyk IDSNYK-UNMANAGED-THUNDERBIRD-10914924
  • published24 Jul 2025
  • disclosed22 Jul 2025
  • creditSören Hentzschel

Introduced: 22 Jul 2025

NewCVE-2025-8039  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade thunderbird to version 140.1, 141.0 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure in the URL bar process. An attacker can access sensitive search terms by leveraging browser history or shared device access.

CVSS Base Scores

version 4.0
version 3.1