CVE-2021-34455EPSS p41.7%
CVE-2021-34455CVE-2021-34455
microsoft / windows_10
Description
Windows File History Service Elevation of Privilege Vulnerability
Scoring
| CVSS | 7.8 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.53% probability of exploitation · percentile 41.7% · 2026-08-11T12:00:17Z |
| Last modified | 2026-08-10 |