CVE-2026-97801CWE-1287

CVE-2026-97801

High · published October 13, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
48.5
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00609 · 48.5th percentile
Weakness
CWE-1287 · Improper Validation of Specified Type of Input
Published
2026-10-13T23:22Z
References (1)
EPSS history
Timeline
  • 15 OCT 03:35Z
    EPSS moved — → 1%
    epss
  • 13 OCT 19:01Z
    .NET Framework Tampering Vulnerability
    cvelistv5
  • 13 OCT 19:01Z
    .NET Framework Tampering Vulnerability
    cvelistv5