Elevation of Privileges in Multimedia Class Scheduler Service by Microsoft
CVE-2025-60707

7.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
11 November 2025

What is CVE-2025-60707?

The vulnerability in the Multimedia Class Scheduler Service (MMCSS) arises from a use after free flaw that may allow an authorized attacker to elevate privileges on affected systems. By exploiting this issue, the attacker can gain unauthorized access and control, potentially leading to significant security breaches. System administrators and users should take precautionary measures to mitigate risks associated with this vulnerability.

Affected Version(s)

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.8027

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.6575

Windows 10 Version 22H2 x64-based Systems 10.0.19045.0 < 10.0.19045.6575

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-60707 : Elevation of Privileges in Multimedia Class Scheduler Service by Microsoft