Out-of-bounds Write Affecting microsoft.netcore.app.runtime.win-x86 package, versions [8.0.0,8.0.32)[9.0.0,9.0.21)[10.0.0,10.0.13)[11.0.0-preview.1,11.0.0-rc.2)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.77% (55th percentile)

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  • Snyk IDSNYK-DOTNET-MICROSOFTNETCOREAPPRUNTIMEWINX86-20931021
  • published14 Oct 2026
  • disclosed13 Oct 2026
  • credits3zer0

Introduced: 13 Oct 2026

NewCVE-2026-96233  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Microsoft.NETCore.App.Runtime.win-x86 to version 8.0.32, 9.0.21, 10.0.13, 11.0.0-rc.2 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write in the DateTime Hebrew-number parsing process. An attacker can cause the application to terminate unexpectedly by providing specially crafted input that leads to reading outside the expected stack bounds.

CVSS Base Scores

version 4.0
version 3.1