CVE-2026-97801

No fix known EPSS <1%CVSS 7.5

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

Published 2026-10-13 · CVE record · OSV

Products: Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 3.5 AND 4.7.2, Microsoft .NET Framework 3.5 AND 4.8, Microsoft .NET Framework 3.5 AND 4.8.1, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.8, Microsoft .NET Framework 4.8.1