CVE-2026-69978CWE-476

CVE-2026-69978

Medium · published October 13, 2026

CVSS v3.1
5.6
EPSS
0%
Percentile
24.2
In the wild
Unconfirmed
What it is

Null pointer dereference in Windows VMSwitch allows an authorized attacker to deny service locally.

The record
Technical detail
CVSS v3.1
5.6 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00324 · 24.2th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-10-13T23:19Z
References (1)
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69978 · [email protected]
EPSS history
Timeline
  • 15 OCT 03:33Z
    EPSS moved — → 0%
    epss
  • 13 OCT 18:59Z
    Microsoft Windows VMSwitch Denial of Service Vulnerability
    cvelistv5
  • 13 OCT 18:59Z
    Microsoft Windows VMSwitch Denial of Service Vulnerability
    cvelistv5