CVE-2026-97801

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

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS

0.7% chance of exploitation in the next 30 days; higher than 54% of CVEs (scores of 2026-10-25)

CWE

CWE-1287

Published

2026-10-13

Modified

2026-10-13

Record from

the NVD, synced 2026-10-19

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97801

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