VIR Vulnerability Intelligence Relay

CVE-2026-96230

high
EUVD alias: EUVD-2026-100205
Assigned by CNA: microsoft
Published 2026-10-13 · Modified 2026-10-13
Discuss on Community Propose mitigation
CVSS v3
8.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4 NEW
—
not yet in upstream
VIR risk
8.8

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.

Predictions

Exploit likelihood
92%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact
windows Windows Affected 1 release
VersionPackageStatusFixed in
— — Affected —

Package impact
EcosystemPackageVulnerableFixed
nuget NuGetMicrosoft.AspNetCore.Components.WebAssembly.Server>= 8.0.0, <= 8.0.318.0.32
nuget NuGetMicrosoft.AspNetCore.Components.WebAssembly.Server>= 11.0.0-preview.1, <= 11.0.0-rc.111.0.0-rc.2
nuget NuGetMicrosoft.AspNetCore.Components.WebAssembly.Server>= 10.0.0, <= 10.0.1210.0.13
nuget NuGetMicrosoft.AspNetCore.Components.WebAssembly.Server>= 9.0.0, <= 9.0.209.0.21

References

CWEs

CWE-79

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.