High severity · published Mar 14, 2018
CVE-2018-0787
ASP.NET Core 1.0. 1.1, and 2.0 allow an elevation of privilege vulnerability due to how web applications that are created from templates validate web requests, aka "ASP.NET Core…
8.8
CVSS
9.6%
EPSS
No
On KEV
Description
ASP.NET Core 1.0. 1.1, and 2.0 allow an elevation of privilege vulnerability due to how web applications that are created from templates validate web requests, aka "ASP.NET Core Elevation Of Privilege Vulnerability".
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)9.6% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
Asp.net Core · Microsoft
1.0; 1.1; 2.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-0787
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-0787
Third Party Advisory
http://www.securityfocus.com/bid/103282
Third Party Advisory
http://www.securitytracker.com/id/1040525
Technical Description
https://github.com/aspnet/Announcements/issues/295
Patch
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0787
More from Asp.net Core
7.5
CVE-2023-44487
HTTP/2 Rapid Reset Attack Vulnerability
7.5
CVE-2023-38180
.NET and Visual Studio Denial of Service Vulnerability
9.9
CVE-2025-55315
Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an authorized attacker to bypass a security feature over a network
9.4
CVE-2026-88092
ASP.NET Core Tampering Vulnerability
9.1
CVE-2026-40372
ASP.NET Core Elevation of Privilege Vulnerability