Information Exposure Affecting Firefox package, versions [,137)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.04% (11th percentile)

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  • Snyk IDSNYK-UNMANAGED-FIREFOX-9789109
  • published22 Apr 2025
  • disclosed1 Apr 2025
  • creditMatthew Noorenberghe

Introduced: 1 Apr 2025

NewCVE-2025-3035  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Firefox to version 137 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure via the document title handling mechanism. An attacker can leak sensitive information from one browser tab to another by manipulating the chat prompt activation sequence.

CVSS Base Scores

version 4.0
version 3.1