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CVE-2026-35433

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CVE-2026-35433

Published: May 12, 2026

Modified: Jun 5, 2026

PUBLISHED

CVSS v3.1

7.3

HIGH

Description

Improper input validation in .NET allows an unauthorized attacker to elevate privileges locally.

VendorProductVersions

Microsoft

.NET 10.0

affected
10.0.0 - < 10.0.8

Microsoft

.NET 8.0

affected
8.0.0 - < 8.0.27

Microsoft

.NET 9.0

affected
9.0.0 - < 9.0.16

Microsoft

Microsoft .NET Framework 3.5

affected
3.5.0 - < 4.8.9334.0 and 4.8.4802.0

Microsoft

Microsoft .NET Framework 3.5 AND 4.7.2

affected
4.7.0 - < 4.8.9334.0 and 4.8.4802.0

Microsoft

Microsoft .NET Framework 3.5 AND 4.8

affected
4.8.0 - < 4.8.9334.0 and 4.8.4802.0

Microsoft

Microsoft .NET Framework 3.5 AND 4.8.1

affected
4.8.1 - < 4.8.9334.0 and 4.8.4802.0

Microsoft

Microsoft .NET Framework 4.8

affected
4.8.0 - < 4.8.9334.0 and 4.8.4802.0

Weaknesses (CWE)

CWE-20
CWE-190

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

References

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