Is it exploited? Not on CISA's list. CISA has not added it to the Known Exploited Vulnerabilities catalog as of 10 Nov 2026 . If CISA adds it, this page shows it as known exploited.
How likely is exploitation in the next 30 days? 1% EPSS score, percentile 62.4 of all scored records. A probability estimated by FIRST, not a report of exploitation.
How severe? 9.8 Critical CVSS v3.1 base score, given by the CNA
Which versions are affected? Affected
from 10.0.14393.0 to before 10.0.14393.9688 from 10.0.17763.0 to before 10.0.17763.9487 from 10.0.19044.0 to before 10.0.19044.7846 from 10.0.19045.0 to before 10.0.19045.7846 from 10.0.22631.0 to before 10.0.22631.7711 from 10.0.22631.0 to before 10.0.22631.7711 and 11 more in the table below
Versions by product
Source: CISA KEV 2026.11.10, as of 10 Nov 2026 ; FIRST EPSS, as of 12 Nov 2026 ; CVE List, as of 12 Nov 2026 . About the data .
Description Microsoft DirectMusic Remote Code Execution Vulnerability
Stack-based buffer overflow in Windows Microsoft DirectMusic allows an unauthorized attacker to execute code over a network.
Source: CVE List, as of 12 Nov 2026 . About the data .
What to do Advisories and patches This summary is based on the CVE record as of 12 Nov 2026 . Check the vendor's advisory before you act: affected versions and fixes can change.
Affected products and versions Versions by product, as listed in the CVE record (17 products) Microsoft Windows 10 Version 1607 Status Versions Affected from 10.0.14393.0 to before 10.0.14393.9688
Microsoft Windows 10 Version 1809 Status Versions Affected from 10.0.17763.0 to before 10.0.17763.9487
Microsoft Windows 10 Version 21H2 Status Versions Affected from 10.0.19044.0 to before 10.0.19044.7846
Microsoft Windows 10 Version 22H2 Status Versions Affected from 10.0.19045.0 to before 10.0.19045.7846
Microsoft Windows 11 version 23H2 Status Versions Affected from 10.0.22631.0 to before 10.0.22631.7711
Microsoft Windows 11 Version 23H2 Status Versions Affected from 10.0.22631.0 to before 10.0.22631.7711
Microsoft Windows 11 Version 24H2 Status Versions Affected from 10.0.26100.0 to before 10.0.26100.9974
Microsoft Windows 11 Version 25H2 Status Versions Affected from 10.0.26200.0 to before 10.0.26200.9974
Microsoft Windows 11 version 26H1 Status Versions Affected from 10.0.28000.0 to before 10.0.28000.3501
Microsoft Windows 11 Version 26H2 Status Versions Affected from 10.0.26300.0 to before 10.0.26300.9974
Microsoft Windows Server 2016 Status Versions Affected from 10.0.14393.0 to before 10.0.14393.9688
Microsoft Windows Server 2016 (Server Core installation) Status Versions Affected from 10.0.14393.0 to before 10.0.14393.9688
Microsoft Windows Server 2019 Status Versions Affected from 10.0.17763.0 to before 10.0.17763.9487
Microsoft Windows Server 2019 (Server Core installation) Status Versions Affected from 10.0.17763.0 to before 10.0.17763.9487
Microsoft Windows Server 2022 Status Versions Affected from 10.0.20348.0 to before 10.0.20348.5870
Microsoft Windows Server 2025 Status Versions Affected from 10.0.26100.0 to before 10.0.26100.33822
Microsoft Windows Server 2025 (Server Core installation) Status Versions Affected from 10.0.26100.0 to before 10.0.26100.33822
Source: CVE List, as of 12 Nov 2026 . About the data .
Weakness CWE-121 CWE-121 : Stack-based Buffer OverflowCWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record.
Timeline Date Event 10 Nov 2026 CVE record published 11 Nov 2026 CVE record last updated
Known exploited Microsoft vulnerabilities CVE-2026-124194 : Microsoft Office Outlook Missing User Interaction for Potentially Unsafe Action Vulnerability (added 10 Nov 2026 ) CVE-2026-96951 : Microsoft Windows Command Injection Vulnerability (added 13 Oct 2026 ) CVE-2026-65660 : Microsoft SharePoint Code Injection Vulnerability (added 25 Sep 2026 ) CVE-2026-81963 : Microsoft Windows Link Following Vulnerability (added 8 Sep 2026 ) CVE-2026-85880 : Microsoft Windows Heap-Based Buffer Overflow Vulnerability (added 8 Sep 2026 )