CVE-2026-50359CWE-416

Microsoft XML Core Services Elevation of Privilege Vulnerability

High · published July 14, 2026

CVSS v3.1
7.0
EPSS
0%
Percentile
19.2
In the wild
Unconfirmed
What it is

Use after free in Microsoft XML Core Services allows an authorized attacker to elevate privileges locally.

The record
Technical detail
CVSS v3.1
7.0 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00279 · 19.2th percentile
Weakness
CWE-416 · Use After Free
Published
2026-07-14T17:09Z
EPSS history
Timeline
  • 14 JUL 17:09Z
    Microsoft XML Core Services Elevation of Privilege Vulnerability
    cvelistv5