Out-of-Bounds Affecting thunderbird package, versions [,128.13)[140.0-b1,140.1)[141.0-b1,141.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (14th percentile)

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  • Snyk IDSNYK-UNMANAGED-THUNDERBIRD-10914938
  • published24 Jul 2025
  • disclosed22 Jul 2025
  • creditthe Mozilla Fuzzing Team

Introduced: 22 Jul 2025

NewCVE-2025-8035  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade thunderbird to version 128.13, 140.1, 141.0 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-Bounds via improper handling of memory operations. An attacker can execute arbitrary code or cause application crashes by triggering memory corruption through crafted input.

CVSS Base Scores

version 4.0
version 3.1