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CVE-2026-56647: CWE-190: Integer Overflow or Wraparound in Microsoft Windows 10 Version 1607

0
High
VulnerabilityCVE-2026-56647cvecve-2026-56647cwe-190
Published: 07/14/2026 (07/14/2026, 17:09:28 UTC)
Source: CVE Database V5
Vendor/Project: Microsoft
Product: Windows 10 Version 1607

Description

Integer overflow or wraparound in Windows Remote Access Service Infrastructure allows an authorized attacker to elevate privileges over a network.

CVSS v3.1

Score 8.8high

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:L/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: 07/14/2026, 18:36:42 UTC

Technical Analysis

This vulnerability involves an integer overflow or wraparound condition within the Windows Remote Access Service Infrastructure on Windows 10 Version 1607 (build 10.0.14393.0). Exploitation requires network access and authorized privileges, enabling an attacker to elevate their privileges. Microsoft has published an official fix addressing this issue.

Potential Impact

Successful exploitation can lead to privilege escalation, allowing an attacker with authorized network access to gain higher privileges on the affected system. This could compromise system integrity and security.

Mitigation Recommendations

An official patch is available from Microsoft to remediate this vulnerability. Users and administrators should apply the update provided in the Microsoft security advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56647 to mitigate the risk.

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Technical Details

Data Version
5.2
Assigner Short Name
microsoft
Date Reserved
2026-06-22T15:17:38.796Z
Cvss Version
3.1
State
PUBLISHED
Remediation Level
official-fix
Vendor Advisory Urls
[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56647","vendor":"Microsoft"}]

Threat ID: 6a5676bc68715ace43f0af67

Added to database: 07/14/2026, 17:49:48 UTC

Last enriched: 07/14/2026, 18:36:42 UTC

Last updated: 07/15/2026, 00:07:29 UTC

Views: 2

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