Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-42913

Severity CVSS v4.0:
Pending analysis
Type:
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Publication date:
09/06/2026
Last modified:
23/07/2026

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.50
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:microsoft:remote_desktop_client:*:*:*:*:*:windows:*:* 1.2.7214 (excluding)
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:* 10.0.22631.7219 (excluding)
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:* 10.0.22631.7219 (excluding)
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:* 10.0.26100.8655 (excluding)
cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:* 10.0.26100.8655 (excluding)
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:* 10.0.26200.8655 (excluding)
cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:* 10.0.26200.8655 (excluding)
cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:* 10.0.28000.2269 (excluding)
cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:* 10.0.28000.2269 (excluding)
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:-:*:x64:* 10.0.20348.5256 (excluding)
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:* 10.0.26100.32995 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools