Out-of-bounds Write Affecting Firefox package, versions [,156)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.32% (23rd percentile)

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  • Snyk IDSNYK-UNMANAGED-FIREFOX-20825555
  • published11 Oct 2026
  • disclosed11 Oct 2026
  • creditUnknown

Introduced: 11 Oct 2026

NewCVE-2026-92032  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Firefox to version 156 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write through the Graphics component. An attacker can execute code outside of the intended sandbox by exploiting an invalid pointer, potentially leading to a full sandbox escape.

CVSS Base Scores

version 4.0
version 3.1