CVE-2026-58637CWE-416

Windows Client-Side Caching Elevation of Privilege Vulnerability

High · published July 14, 2026

CVSS v3.1
7.0
EPSS
0%
Percentile
17.2
In the wild
Unconfirmed
What it is

Use after free in Windows Client-Side Caching (CSC) Service 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
0.00264 · 17.2th percentile
Weakness
CWE-416 · Use After Free
Published
2026-07-14T17:10Z
EPSS history
Timeline
  • 14 JUL 17:10Z
    Windows Client-Side Caching Elevation of Privilege Vulnerability
    cvelistv5