High
.NET SDK Elevation of Privilege Vulnerability
Improper authorization in .NET allows an authorized attacker to elevate privileges locally.
Announced Group revision 1
Original source ↗CVE-2026-45490
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-45490
.NET 10.0
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
.NET 8.0
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
.NET 9.0
Source reference: /containers/cna/affected/2/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Microsoft",
"product": ".NET 10.0",
"versions": [
{
"status": "affected",
"version": "10.0.0",
"lessThan": "10.0.9",
"versionType": "custom"
}
]
},
{
"vendor": "Microsoft",
"product": ".NET 8.0",
"versions": [
{
"status": "affected",
"version": "8.0.0",
"lessThan": "8.0.28",
"versionType": "custom"
}
]
},
{
"vendor": "Microsoft",
"product": ".NET 9.0",
"versions": [
{
"status": "affected",
"version": "9.0.0",
"lessThan": "9.0.17",
"versionType": "custom"
}
]
}
]- Related CVEs
- CVE-2026-45490
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #723 · Revision 1
- Added to Heist Feed
- Publisher date