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Servers and applications

CVE-2026-102870

ASP.NET Core Remote Code Execution Vulnerability

Severity
High 8.8
Published
13 Oct 2026
Last changed
30 Oct 2026
Added to UpHeron
30 Oct 2026
Fixed in
10.0.403, 11.0.100-rc.3
Sources
CVE Program

Affected software

SoftwareAffected versions
.NETServers and applications · cna:microsoft|.net*
  • From 10.0.0 before 10.0.403
  • From 11.0.0-preview.1 before 11.0.100-rc.3

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-102870