CVE-2026-49799CWE-400

Windows Local Security Authority Subsystem Service (LSASS) Denial of Service Vulnerability

Medium · published July 14, 2026

CVSS v3.1
6.5
EPSS
1%
Percentile
66.3
In the wild
Unconfirmed
What it is

Uncontrolled resource consumption in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to deny service over a network.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.01138 · 66.3th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2026-07-14T17:06Z
EPSS history
Timeline
  • 14 JUL 17:06Z
    Windows Local Security Authority Subsystem Service (LSASS) Denial of Service Vulnerability
    cvelistv5