High severity · published Jul 14, 2026
CVE-2026-50650
.NET Framework Elevation of Privilege Vulnerability
7.8
CVSS
0.5%
EPSS
No
On KEV
Description
Improper control of generation of code ('code injection') in .NET Framework allows an unauthorized attacker to elevate privileges locally.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
N8
.NET 8.0 · Microsoft
8.0.0 before 8.0.29 · source: vendor
N9
.NET 9.0 · Microsoft
9.0.0 before 9.0.18 · source: vendor
MN
Microsoft .NET Framework 3.5 · Microsoft
3.5.0 before 2.0.50727.8983 & 3.0.30729.8978 · source: vendor
MN
Microsoft .NET Framework 3.5 AND 4.7.2 · Microsoft
4.7.0 before 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 · source: vendor
MN
Microsoft .NET Framework 3.5 AND 4.8 · Microsoft
4.8.0 before 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 · source: vendor
MN
Microsoft .NET Framework 3.5 AND 4.8.1 · Microsoft
4.8.1 before 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 · source: vendor
MN
Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 · Microsoft
4.7.0 before 4.7.4143.0 · source: vendor
MN
Microsoft .NET Framework 4.8 · Microsoft
4.8.0 before 4.8.4803.0 · source: vendor
MV
Microsoft Visual Studio 2022 version 17.12 · Microsoft
17.12.0 before 17.12.22 · source: vendor
MV
Microsoft Visual Studio 2022 version 17.14 · Microsoft
17.14.0 before 17.14.36 · source: vendor
MV
Microsoft Visual Studio 2026 version 18.7 · Microsoft
18.0 before 18.7.4 · source: vendor
NE
.net · Microsoft
8.0.0 before 8.0.29; 9.0.0 before 9.0.18 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-50650
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-50650
vendor-advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50650
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