CVE-2026-96858CWE-306

CVE-2026-96858

Medium · published October 13, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
27.6
In the wild
Unconfirmed
What it is

Missing authentication for critical function in Windows Security Account Manager allows an authorized attacker to perform tampering locally.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00352 · 27.6th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-10-13T23:21Z
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96858 · [email protected]
EPSS history
Timeline
  • 15 OCT 03:35Z
    EPSS moved — → 0%
    epss
  • 13 OCT 19:01Z
    Windows Security Account Manager Tampering Vulnerability
    cvelistv5
  • 13 OCT 19:01Z
    Windows Security Account Manager Tampering Vulnerability
    cvelistv5