CVE-2026-50646 PUBLISHED

.NET Framework Remote Code Execution Vulnerability

Assigner: microsoft
Reserved: 05.06.2026 Published: 14.07.2026 Updated: 15.07.2026

Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally.

Metrics

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS Score: 7.8

Product Status

Vendor Microsoft
Product .NET 8.0
Versions
  • affected from 8.0.0 to 8.0.29 (excl.)
Vendor Microsoft
Product .NET 9.0
Versions
  • affected from 9.0.0 to 9.0.18 (excl.)
Vendor Microsoft
Product Microsoft .NET Framework 3.5
Versions
  • affected from 3.5.0 to 2.0.50727.8983 & 3.0.30729.8978 (excl.)
Vendor Microsoft
Product Microsoft .NET Framework 3.5 AND 4.7.2
Versions
  • affected from 4.7.0 to 2.0.50727.8983 & 3.0.30729.8978 & 4.7.4143.0 (excl.)
Vendor Microsoft
Product Microsoft .NET Framework 3.5 AND 4.8
Versions
  • affected from 4.8.0 to 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 (excl.)
Vendor Microsoft
Product Microsoft .NET Framework 3.5 AND 4.8.1
Versions
  • affected from 4.8.1 to 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 (excl.)
Vendor Microsoft
Product Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2
Versions
  • affected from 4.7.0 to 4.7.4143.0 (excl.)
Vendor Microsoft
Product Microsoft .NET Framework 4.8
Versions
  • affected from 4.8.0 to 4.8.4803.0 (excl.)
Vendor Microsoft
Product Microsoft Visual Studio 2022 version 17.12
Versions
  • affected from 17.12.0 to 17.12.22 (excl.)
Vendor Microsoft
Product Microsoft Visual Studio 2022 version 17.14
Versions
  • affected from 17.14.0 to 17.14.36 (excl.)
Vendor Microsoft
Product Microsoft Visual Studio 2026 version 18.7
Versions
  • affected from 18.0 to 18.7.4 (excl.)

References

Problem Types