High severity8.8NVD Advisory· Published Oct 13, 2026· Updated Oct 13, 2026

CVE-2026-96230

Description

Improper neutralization of input during web page generation ('cross-site scripting') in ASP.NET Core allows an unauthorized attacker to execute code over a network.

Affected products

Microsoft/ASP.NET Corellm-fuzzy

Patches

Vulnerability mechanics

References

github.com/advisories/GHSA-qjpx-jqm5-h2c4ghsaADVISORY
github.com/dotnet/announcements/issues/478ghsa
github.com/dotnet/aspnetcore/security/advisories/GHSA-qjpx-jqm5-h2c4ghsa
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96230nvd

News mentions

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