CVE-2019-1302
Elevation of privilege in ASP.NET Core
An elevation of privilege vulnerability exists when a ASP.NET Core web application, created using vulnerable project templates, fails to properly sanitize web requests, aka 'ASP.NET Core Elevation Of Privilege Vulnerability'.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An elevation of privilege vulnerability exists when a ASP.NET Core web application, created using vulnerable project templates, fails to properly sanitize web requests, aka 'ASP.NET Core Elevation Of Privilege Vulnerability'.
- Record
CVE-2019-1302- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
An elevation of privilege vulnerability exists when a ASP.NET Core web application, created using vulnerable project templates, fails to properly sanitize web requests, aka 'ASP.NET Core Elevation Of Privilege Vulnerability'.
- Record
CVE-2019-1302- Updated
- 2026-11-02
EUVDEUVD-2022-5851 No score
An elevation of privilege vulnerability exists when a ASP.NET Core web application, created using vulnerable project templates, fails to properly sanitize web requests, aka 'ASP.NET Core Elevation Of Privilege Vulnerability'.
- Record
EUVD-2022-5851- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xr8f-59pp-rxxh No score
Elevation of privilege in ASP.NET Core
An elevation of privilege vulnerability exists when a ASP.NET Core web application, created using vulnerable project templates, fails to properly sanitize web requests, aka 'ASP.NET Core Elevation Of Privilege Vulnerability'.
- Record
GHSA-xr8f-59pp-rxxh- Updated
- 2026-11-02
OSV
An elevation of privilege vulnerability exists when a ASP.NET Core web application, created using vulnerable project templates, fails to properly sanitize web requests, aka 'ASP.NET Core Elevation Of Privilege Vulnerability'.
- Record
CVE-2019-1302- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-xr8f-59pp-rxxh No score
Elevation of privilege in ASP.NET Core
An elevation of privilege vulnerability exists when a ASP.NET Core web application, created using vulnerable project templates, fails to properly sanitize web requests, aka 'ASP.NET Core Elevation Of Privilege Vulnerability'.
- Record
GHSA-xr8f-59pp-rxxh- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
Microsoft.AspNetCore.SpaServicesNuGet |
2.2.0 up to 2.2.7 | 2.2.7 |
Microsoft.AspNetCore.SpaServicesNuGet |
2.1.0 up to 2.1.13 | 2.1.13 |
Microsoft.AspNetCore.SpaServicesNuGet |
2.1.0 up to 2.1.13, plus listed versions 2.1.1 |
2.1.13 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-1302 is a high vulnerability (CVSS 8.8) in Microsoft Asp.net Core, published September 11, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.85%, the 92nd percentile. Fixed in Microsoft.AspNetCore.SpaServices 2.2.7.