CVE-2025-48817: Microsoft Remote Desktop Client

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

Affected products

• Microsoft Remote Desktop Client: before 1.2.6353 (fixed in 1.2.6353)
• Microsoft Windows 10 1507: before 10.0.10240.21073 (fixed in 10.0.10240.21073)
• Microsoft Windows 10 1607: before 10.0.14393.8246 (fixed in 10.0.14393.8246)
• Microsoft Windows 10 1809: before 10.0.17763.7558 (fixed in 10.0.17763.7558)
• Microsoft Windows 10 21h2: before 10.0.19044.6093 (fixed in 10.0.19044.6093)
• Microsoft Windows 10 22h2: before 10.0.19045.6093 (fixed in 10.0.19045.6093)
• Microsoft Windows 11 22h2: before 10.0.22621.5624 (fixed in 10.0.22621.5624)
• Microsoft Windows 11 23h2: before 10.0.22631.5624 (fixed in 10.0.22631.5624)
• Microsoft Windows 11 24h2: before 10.0.26100.4652 (fixed in 10.0.26100.4652)
• Microsoft Windows App: before 2.0.559.0 (fixed in 2.0.559.0)
• Microsoft Windows Server 2008: affected versions not specified; version r2 only
• Microsoft Windows Server 2012: affected versions not specified; version r2 only
• Microsoft Windows Server 2016: before 10.0.14393.8246 (fixed in 10.0.14393.8246)
• Microsoft Windows Server 2019: before 10.0.17763.7558 (fixed in 10.0.17763.7558)
• Microsoft Windows Server 2022: before 10.0.20348.3932 (fixed in 10.0.20348.3932)
• Microsoft Windows Server 2022 23h2: before 10.0.25398.1732 (fixed in 10.0.25398.1732)
• Microsoft Windows Server 2025: before 10.0.26100.4652 (fixed in 10.0.26100.4652)

Published 2025-07-08. Last modified 2026-06-17.