Out-of-bounds Read Affecting thunderbird package, versions [,128.10)[130.0b1,138.0b1)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (17th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-UNMANAGED-THUNDERBIRD-10231793
  • published23 May 2025
  • disclosed29 Apr 2025
  • creditUnknown

Introduced: 29 Apr 2025

CVE-2025-4082  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade thunderbird to version 128.10, 138.0b1 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Read through the WebGL shader attribute processing. An attacker can corrupt memory and potentially execute arbitrary code by crafting malicious WebGL content.

Note:

This issue only affects users of Firefox/Thunderbird for macOS.

CVSS Base Scores

version 4.0
version 3.1