Medium severity4.3NVD Advisory· Published May 12, 2026· Updated May 13, 2026
CVE-2026-32175
CVE-2026-32175
Description
A tampering vulnerability exists when .NET Core improperly handles specially crafted files. An attacker who successfully exploited this vulnerability could write arbitrary files and directories to certain locations on a vulnerable system. However, an attacker would have limited control over the destination of the files and directories. To exploit the vulnerability, an attacker must send a specially crafted file to a vulnerable system. The security update fixes the vulnerability by ensuring .NET Core properly handles files.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
Microsoft.NetCore.App.Runtime.win-armNuGet | >= 8.0.0, < 8.0.27 | 8.0.27 |
Microsoft.NetCore.App.Runtime.win-armNuGet | >= 9.0.0, < 9.0.16 | 9.0.16 |
Microsoft.NetCore.App.Runtime.win-armNuGet | >= 10.0.0, < 10.0.8 | 10.0.8 |
Microsoft.NetCore.App.Runtime.win-arm64NuGet | >= 8.0.0, < 8.0.27 | 8.0.27 |
Microsoft.NetCore.App.Runtime.win-arm64NuGet | >= 9.0.0, < 9.0.16 | 9.0.16 |
Microsoft.NetCore.App.Runtime.win-arm64NuGet | >= 10.0.0, < 10.0.8 | 10.0.8 |
Microsoft.NetCore.App.Runtime.win-x64NuGet | >= 8.0.0, < 8.0.27 | 8.0.27 |
Microsoft.NetCore.App.Runtime.win-x64NuGet | >= 9.0.0, < 9.0.16 | 9.0.16 |
Microsoft.NetCore.App.Runtime.win-x64NuGet | >= 10.0.0, < 10.0.8 | 10.0.8 |
Microsoft.NetCore.App.Runtime.win-x86NuGet | >= 8.0.0, < 8.0.27 | 8.0.27 |
Microsoft.NetCore.App.Runtime.win-x86NuGet | >= 9.0.0, < 9.0.16 | 9.0.16 |
Microsoft.NetCore.App.Runtime.win-x86NuGet | >= 10.0.0, < 10.0.8 | 10.0.8 |
Affected products
3- osv-coords2 versions
>= 8.0.0, < 8.0.27+ 1 more
- (no CPE)range: >= 8.0.0, < 8.0.27
- (no CPE)range: >= 8.0.0, < 8.0.27
Patches
Vulnerability mechanics
References
5News mentions
2- Patch Tuesday - May 2026Rapid7 Blog · May 13, 2026
- Microsoft May 2026 Patch Tuesday fixes 120 flaws, no zero-daysBleepingComputer · May 12, 2026