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[ CVE-2026-97801 · Published 13 Oct 2026 ]

Vulnerability in Microsoft .NET Framework 3.5

CVSS 7.5 EPSS <1%2 agency advisoriesNo fix listed yet

[ Description ]Official description

Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to perform tampering over a network.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

  • CERT-FRCERTFR-2026-AVI-1313

    Multiple vulnerabilities in Microsoft .Net Translated from French

    Multiple vulnerabilities have been discovered in Microsoft .Net. Some of them allow an attacker to cause remote arbitrary code execution, privilege escalation and remote denial of service.

    CVE-2026-70007CVE-2026-105016CVE-2026-96234+40 more CVEs
  • BSI CERT-BundWID-SEC-2026-3893

    Microsoft Entwicklerwerkzeuge: Multiple vulnerabilities Translated from German

    Risk highCVE-2026-96230CVE-2026-84008CVE-2026-102238+64 more CVEs

[ References ]References