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Microsoft Security Advisory CVE-2026-69304 – ASP.NET Core Denial of Service Vulnerability
Microsoft Security Advisory CVE-2026-69304 – ASP.NET Core Denial of Service Vulnerability
Affected packages
- Microsoft.AspNetCore.Server.IISIntegration— 11.0.0-preview.1 → 11.0.0-rc.1
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/dotnet/aspnetcore/security/advisories/GHSA-8cp2-47hg-mfgh
- https://nvd.nist.gov/vuln/detail/CVE-2026-69304
- https://github.com/dotnet/aspnetcore
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69304
Structured record: https://osv.dev/vulnerability/GHSA-8cp2-47hg-mfgh
Recommended response stack
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