What is the CVSS score of CVE-2025-48817?

CVE-2025-48817 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Remote Desktop Client are affected by CVE-2025-48817?

CVE-2025-48817 is a high-severity remote code execution vulnerability in Remote Desktop Client that enables network-based attackers to execute arbitrary code without authentication.. A patch is available.

How to fix or mitigate CVE-2025-48817?

Within 24 hours: Identify all systems running Remote Desktop Client and verify current versions against vendor advisory. Within 7 days: Apply vendor-released patch to all affected Remote Desktop Client instances; prioritize systems handling sensitive data or administrative functions. Within 30 days: Complete patch deployment verification across entire environment and conduct network monitoring review for suspicious RDP activity.

Remote Desktop Client CVE-2025-48817

EUVD-2025-20590 HIGH

Relative Path Traversal (CWE-23)

2025-07-08 secure@microsoft.com

Path Traversal Microsoft Remote Desktop Client Windows 10 1507 Windows 10 1607 Windows 10 1809 Windows 10 21h2 Windows 10 22h2 Windows 11 22h2 Windows 11 23h2 Windows 11 24h2 Windows App Windows Server 2008 Windows Server 2012 Windows Server 2016 Windows Server 2019 Windows Server 2022 Windows Server 2022 23h2 Windows Server 2025

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Updated

Apr 16, 2026 - 06:32 EUVD-patch-fix

executive_summary

Re-analysis Queued

Apr 16, 2026 - 05:29 backfill_euvd_patch

patch_released

Patch available

Apr 16, 2026 - 05:29 EUVD

6.2.9200.25573,10.0.22631.5624,10.0.14393.8246

EUVD ID Assigned

Mar 16, 2026 - 04:21 euvd

EUVD-2025-20590

Analysis Generated

Mar 16, 2026 - 04:21 vuln.today

CVE Published

Jul 08, 2025 - 17:15 nvd

HIGH 8.8

DescriptionCVE.org

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

Analysis

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

Technical ContextAI

Path traversal allows an attacker to access files outside the intended directory by manipulating file paths with sequences like '../'.

RemediationAI

Validate and sanitize file path inputs. Use a whitelist of allowed files or directories. Implement chroot jails or containerization.

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CVE-2025-48817 vulnerability details – vuln.today

Back

Remote Desktop Client CVE-2025-48817

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

Analysis

Technical ContextAI

RemediationAI

More in Remote Desktop Client

Same weakness CWE-23 – Relative Path Traversal

Same technique Path Traversal

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External POC / Exploit Code