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CVE Vulnerability Details :
CVE-2026-45490
PUBLISHED
More InfoOfficial Page
Assigner-microsoft
Assigner Org ID-f38d906d-7342-40ea-92c1-6c4a2c6478c8
View Known Exploited Vulnerability (KEV) details
Published At-09 Jun, 2026 | 17:04
Updated At-10 Jun, 2026 | 03:55
Rejected At-
▼CVE Numbering Authority (CNA)
.NET SDK Elevation of Privilege Vulnerability

Improper authorization in .NET allows an authorized attacker to elevate privileges locally.

Affected Products
Vendor
Microsoft CorporationMicrosoft
Product
.NET 10.0
Versions
Affected
  • From 10.0.0 before 10.0.9 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
.NET 8.0
Versions
Affected
  • From 8.0.0 before 8.0.28 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
.NET 9.0
Versions
Affected
  • From 9.0.0 before 9.0.17 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-285CWE-285: Improper Authorization
Type: CWE
CWE ID: CWE-285
Description: CWE-285: Improper Authorization
Metrics
VersionBase scoreBase severityVector
3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45490
vendor-advisory
patch
Hyperlink: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45490
Resource:
vendor-advisory
patch
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found