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CVE record · CVE-2026-96238

.NET Security Feature Bypass Vulnerability

CVSS 6.5 MediumEPSS 0.0030 · 22nd percentile

Published by the CVE Program (CNA: microsoft) at 13 Oct 2026, 19:01 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Microsoft .NET 10.0 runtime
  • affected 10.0.0 to before 10.0.113 custom
Microsoft .NET 11.0 runtime
  • affected 11.0.0 to before 11.0.100-rc.2 custom
Microsoft .NET 8.0 runtime
  • affected 8.0.0 to before 8.0.426 custom
Microsoft .NET 9.0 runtime
  • affected 9.0.0 to before 9.0.122 custom
Microsoft Microsoft Visual Studio 2022 version 17.14
  • affected 17.14.0 to before 17.14.42 custom
Microsoft Microsoft Visual Studio 2026 version 18.10
  • affected 18.10.0 to before 18.10.4 custom
Identifiers
CVE-2026-96238
CNA
microsoft
Weakness (CWE)
CWE-346
Tags
Published
13 Oct 2026
Updated
31 Oct 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
6.5 Medium 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C CNA (microsoft)
  • CISA KEV Not listed.
  • EPSS 0.0030, the 22nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 13 Oct 2026, 19:01 UTC Confirmed by the CVE List
  2. 31 Oct 2026, 16:26 UTC First seen by agentprime

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.