CVE-2025-32715: Remote Desktop Protocol Client Information Disclosure Vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-06-10 · updated 2026-06-17
Weakness: CWE-125

Description

Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.

Affected products

Microsoft Remote Desktop client for Windows Desktop: before 1.2.6278 — fixed in 1.2.6278
Microsoft Windows 10 Version 1507: before 10.0.10240.21034 — fixed in 10.0.10240.21034
Microsoft Windows 10 1607: before 10.0.14393.8148 — fixed in 10.0.14393.8148
Microsoft Windows 10: before 10.0.17763.7434 — fixed in 10.0.17763.7434
Microsoft Windows 10: before 10.0.19044.5965 — fixed in 10.0.19044.5965
Microsoft Windows 10: before 10.0.19045.5965 — fixed in 10.0.19045.5965
Microsoft Windows 11: before 10.0.22621.5472 — fixed in 10.0.22621.5472
Microsoft Windows 11: before 10.0.22631.5472 — fixed in 10.0.22631.5472
Microsoft Windows 11: before 10.0.26100.4270 — fixed in 10.0.26100.4270
Microsoft Windows App Client for Windows Desktop: before 2.0.505.0 — fixed in 2.0.505.0
Microsoft Windows Server 2008: r2-sp1
Microsoft Windows Server 2012: r2
Microsoft Windows Server 2016: before 10.0.14393.8148 — fixed in 10.0.14393.8148
Microsoft Windows Server 2019: before 10.0.17763.7434 — fixed in 10.0.17763.7434
Microsoft Windows Server 2022: before 10.0.20348.3745 — fixed in 10.0.20348.3745
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): before 10.0.25398.1665 — fixed in 10.0.25398.1665
Microsoft Windows Server 2025: before 10.0.26100.4270 — fixed in 10.0.26100.4270
Microsoft Remote Desktop client for Windows Desktop: from 1.2.0.0 before 1.2.6278.0 — fixed in 1.2.6278.0
Microsoft Windows 10 Version 1507: from 10.0.10240.0 before 10.0.10240.21034 — fixed in 10.0.10240.21034
Microsoft Windows 10 1607: from 10.0.14393.0 before 10.0.14393.8148 — fixed in 10.0.14393.8148
Microsoft Windows 10: from 10.0.17763.0 before 10.0.17763.7434 — fixed in 10.0.17763.7434
Microsoft Windows 10: from 10.0.19044.0 before 10.0.19044.5965 — fixed in 10.0.19044.5965
Microsoft Windows 10: from 10.0.19045.0 before 10.0.19045.5965 — fixed in 10.0.19045.5965
Microsoft Windows 11: from 10.0.22621.0 before 10.0.22621.5472 — fixed in 10.0.22621.5472
Microsoft Windows 11 version 22H3: from 10.0.22631.0 before 10.0.22631.5472 — fixed in 10.0.22631.5472
Microsoft Windows 11: from 10.0.22631.0 before 10.0.22631.5472 — fixed in 10.0.22631.5472
Microsoft Windows 11: from 10.0.26100.0 before 10.0.26100.4349 — fixed in 10.0.26100.4349
Microsoft Windows App Client for Windows Desktop: from 1.00 before 2.0.505.0 — fixed in 2.0.505.0
Microsoft Windows Server 2008 R2 Service Pack 1: from 6.1.7601.0 before 6.1.7601.27769 — fixed in 6.1.7601.27769
Microsoft Windows Server 2012: from 6.2.9200.0 before 6.2.9200.25522 — fixed in 6.2.9200.25522

How to fix

Upgrade to a fixed version: Microsoft Remote Desktop client for Windows Desktop 1.2.6278; Microsoft Windows 10 Version 1507 10.0.10240.21034; Microsoft Windows 10 1607 10.0.14393.8148; Microsoft Windows 10 10.0.17763.7434; Microsoft Windows 10 10.0.19044.5965; Microsoft Windows 10 10.0.19045.5965; Microsoft Windows 11 10.0.22621.5472; Microsoft Windows 11 10.0.22631.5472; Microsoft Windows 11 10.0.26100.4270; Microsoft Windows App Client for Windows Desktop 2.0.505.0; Microsoft Windows Server 2016 10.0.14393.8148; Microsoft Windows Server 2019 10.0.17763.7434. Check the vendor advisory for mitigations.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32715

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