CVE-2026-70354

Summary

Out-of-bounds write in .NET allows an unauthorized attacker to execute code locally.

Affected Software

VendorProductVersion RangeStatus
Microsoft.NET 10.010.0.0 < 10.0.11affected
Microsoft.NET 8.08.0.0 < 8.0.30affected
Microsoft.NET 9.09.0.0 < 9.0.19affected
MicrosoftMicrosoft .NET Framework 3.53.5.0 < 2.0.50727.8984 & 3.0.30729.8980affected
MicrosoftMicrosoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.23.0.0.0 < 2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0affected
MicrosoftMicrosoft .NET Framework 3.5 AND 4.7.24.7.0 < 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0affected
MicrosoftMicrosoft .NET Framework 3.5 AND 4.84.8.0 < 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0affected
MicrosoftMicrosoft .NET Framework 3.5 AND 4.8.14.8.1 < 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0affected
MicrosoftMicrosoft .NET Framework 4.6.2/4.7/4.7.1/4.7.24.7.0 < 4.7.4144.0affected
MicrosoftMicrosoft .NET Framework 4.84.8.0 < 4.8.4805.0affected
MicrosoftMicrosoft .NET Framework 4.8.14.8.0.0 < 4.8.9344.0affected
MicrosoftMicrosoft Visual Studio 2022 version 17.1417.14.0 < 17.14.38affected
MicrosoftMicrosoft Visual Studio 2026 version 18.818.0 < 18.8.3affected

Weaknesses

  • CWE-787: CWE-787: Out-of-bounds Write

References