CVE-2023-29360: Microsoft Streaming Service Untrusted Pointer Dereference Vulnerability

High severity, CVSS 8.4. Actively exploited: in CISA KEV since 2024-02-29. EPSS: 21.6% chance of exploitation in the next 30 days.

Microsoft Streaming Service Elevation of Privilege Vulnerability

Affected products

• Microsoft Windows 10 1607: before 10.0.14393.5989 (fixed in 10.0.14393.5989)
• Microsoft Windows 10 1809: before 10.0.17763.4499 (fixed in 10.0.17763.4499)
• Microsoft Windows 10 21h2: before 10.0.19044.3086 (fixed in 10.0.19044.3086)
• Microsoft Windows 10 22h2: before 10.0.19045.3086 (fixed in 10.0.19045.3086)
• Microsoft Windows 11 21h2: before 10.0.22000.2057 (fixed in 10.0.22000.2057)
• Microsoft Windows 11 22h2: before 10.0.22621.1848 (fixed in 10.0.22621.1848)
• Microsoft Windows Server 2016: before 10.0.14393.5989 (fixed in 10.0.14393.5989)
• Microsoft Windows Server 2019: before 10.0.17763.4499 (fixed in 10.0.17763.4499)
• Microsoft Windows Server 2022: before 10.0.20348.1784 (fixed in 10.0.20348.1784)

Published 2023-06-14. Last modified 2026-06-17.