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EPSS 0.8%top 46%

CVE-2026-33827: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1607

0
High
VulnerabilityCVE-2026-33827cvecve-2026-33827cwe-362
Published: 04/14/2026 (04/14/2026, 16:58:44 UTC)
Source: CVE Database V5
Vendor/Project: Microsoft
Product: Windows 10 Version 1607

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an unauthorized attacker to execute code over a network.

CVSS v3.1

Score 8.1high

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected software

Affected versions
10.0.14393.0

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/19/2026, 17:15:15 UTC

Technical Analysis

This vulnerability involves a race condition (CWE-362) in the TCP/IP implementation of Windows 10 Version 1607, which can be exploited by an attacker to execute arbitrary code remotely without requiring user interaction or privileges. The flaw arises from concurrent execution using shared resources without proper synchronization, enabling code execution over the network. Microsoft has published an official fix to address this issue.

Potential Impact

Successful exploitation allows remote code execution with high impact on confidentiality, integrity, and availability. An attacker can run arbitrary code on the affected system remotely, potentially leading to full system compromise. No known exploits in the wild have been reported at this time.

Mitigation Recommendations

An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 10 Version 1607 (build 10.0.14393.0) as soon as possible to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33827 for update details.

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Technical Details

Data Version
5.2
Assigner Short Name
microsoft
Date Reserved
2026-03-24T00:52:01.352Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
official-fix
Vendor Advisory Urls
[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33827","vendor":"Microsoft"}]

Threat ID: 69de7a3b82d89c981fd6cf4b

Added to database: 04/14/2026, 17:32:43 UTC

Last enriched: 06/19/2026, 17:15:15 UTC

Last updated: 07/31/2026, 19:22:58 UTC

Views: 212

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