Out-of-Bounds Affecting Firefox package, versions [,141.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.04% (11th percentile)

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  • Snyk IDSNYK-UNMANAGED-FIREFOX-10914963
  • published24 Jul 2025
  • disclosed22 Jul 2025
  • creditNan Wang

Introduced: 22 Jul 2025

NewCVE-2025-8027  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Firefox to version 141.0 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-Bounds in the interaction between IonMonkey-JIT and Baseline-JIT processes. An attacker can potentially execute arbitrary code or cause a crash by exploiting the mismatch in how 64-bit return values are written and read on the stack.

CVSS Base Scores

version 4.0
version 3.1