CVE-2026-58533: CWE-908: Use of Uninitialized Resource in Microsoft Windows 10 Version 1607
Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-58533) affects Windows 10 Version 1607 (build 10.0.14393.0) and is classified as CWE-908: Use of Uninitialized Resource. It occurs in the Windows RDP implementation and can be exploited by an unauthorized attacker to disclose sensitive information remotely over a network. The CVSS v3.1 vector indicates the attack requires no privileges and low complexity but requires user interaction. The confidentiality impact is high, with no impact on integrity or availability. Microsoft has released an official fix for this vulnerability.
Potential Impact
An attacker can remotely disclose sensitive information due to the use of an uninitialized resource in Windows RDP on affected versions. This could lead to exposure of confidential data without requiring privileges but does require user interaction. There is no impact on system integrity or availability.
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 to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58533 for detailed patch information and installation instructions.
CVE-2026-58533: CWE-908: Use of Uninitialized Resource in Microsoft Windows 10 Version 1607
Description
Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
CVSS v3.1
Score 6.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-58533) affects Windows 10 Version 1607 (build 10.0.14393.0) and is classified as CWE-908: Use of Uninitialized Resource. It occurs in the Windows RDP implementation and can be exploited by an unauthorized attacker to disclose sensitive information remotely over a network. The CVSS v3.1 vector indicates the attack requires no privileges and low complexity but requires user interaction. The confidentiality impact is high, with no impact on integrity or availability. Microsoft has released an official fix for this vulnerability.
Potential Impact
An attacker can remotely disclose sensitive information due to the use of an uninitialized resource in Windows RDP on affected versions. This could lead to exposure of confidential data without requiring privileges but does require user interaction. There is no impact on system integrity or availability.
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 to remediate this vulnerability. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58533 for detailed patch information and installation instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-01T04:33:41.870Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58533","vendor":"Microsoft"}]
Threat ID: 6a5676c068715ace43f0b13c
Added to database: 07/14/2026, 17:49:52 UTC
Last enriched: 07/14/2026, 18:23:58 UTC
Last updated: 07/15/2026, 03:18:12 UTC
Views: 4
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