CVE-2026-118749: ASP.NET Core Denial of Service Vulnerability
Microsoft · .NET 11.0 installed on Linux
Vendor fix available · Affected: Microsoft .NET 11.0 installed on Linux · Exploitation: possible (1 to 10%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 65% of scored CVEs
DescriptionCVE.org
Inefficient algorithmic complexity in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Affected products5
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Microsoft · .NET 11.0 installed on Linuxfrom 11.0.0-preview.1 before 11.0.0
- Microsoft · .NET 11.0 installed on Mac OSfrom 11.0.0-preview.1 before 11.0.0
- Microsoft · .NET 11.0 installed on Windowsfrom 11.0.0-preview.1 before 11.0.0
- Microsoft · Microsoft Visual Studio 2026 version 18.12from 18.12.0 before 18.12.0
- Microsoft · Microsoft.Extensions.Validationfrom 11.0.0-rc.1.26425.128 before 11.0.0
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Possible (1 to 10%). EPSS between 1% and 10%.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- Microsoft
- Published
- November 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-118749 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.