🔐 CVE Alert

CVE-2025-60707

HIGH 7.8

Multimedia Class Scheduler Service (MMCSS) Driver Elevation of Privilege Vulnerability

CVSS Score
7.8
EPSS Score
0.0%
EPSS Percentile
0th

Use after free in Multimedia Class Scheduler Service (MMCSS) allows an authorized attacker to elevate privileges locally.

Vendor microsoft
Product windows 10 version 1809
Ecosystems
Industries
TechnologyEnterprise
Published Nov 11, 2025
Last Updated Feb 26, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

Microsoft / Windows 10 Version 1809
10.0.17763.0 < 10.0.17763.8027
Microsoft / Windows 10 Version 21H2
10.0.19044.0 < 10.0.19044.6575
Microsoft / Windows 10 Version 22H2
10.0.19045.0 < 10.0.19045.6575
Microsoft / Windows 11 version 22H3
10.0.22631.0 < 10.0.22631.6199
Microsoft / Windows 11 Version 23H2
10.0.22631.0 < 10.0.22631.6199
Microsoft / Windows 11 Version 24H2
10.0.26100.0 < 10.0.26100.7171
Microsoft / Windows 11 Version 25H2
10.0.26200.0 < 10.0.26200.7171
Microsoft / Windows Server 2019
10.0.17763.0 < 10.0.17763.8027
Microsoft / Windows Server 2019 (Server Core installation)
10.0.17763.0 < 10.0.17763.8027
Microsoft / Windows Server 2022
10.0.20348.0 < 10.0.20348.4405
Microsoft / Windows Server 2022, 23H2 Edition (Server Core installation)
10.0.25398.0 < 10.0.25398.1965
Microsoft / Windows Server 2025
10.0.26100.0 < 10.0.26100.7171
Microsoft / Windows Server 2025 (Server Core installation)
10.0.26100.0 < 10.0.26100.7171

References

NVD ↗ CVE.org ↗ EPSS Data ↗
msrc.microsoft.com: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-60707 vicarius.io: https://www.vicarius.io/vsociety/posts/cve-2025-60707-detection-script-eop-vulnerability-in-multimedia-class-scheduler-service-by-microsoft vicarius.io: https://www.vicarius.io/vsociety/posts/cve-2025-60707-mitigation-script-eop-vulnerability-in-multimedia-class-scheduler-service-by-microsoft