CVE-2026-58546: 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-2026-58546) is classified as CWE-908 (Use of Uninitialized Resource) and affects Windows 10 Version 1607 (build 10.0.14393.0). It involves the Remote Desktop Protocol (RDP) component where an uninitialized resource can be exploited by an unauthorized attacker to disclose sensitive information over a network. The vulnerability does not require privileges or user interaction beyond initiating a connection. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability could lead to unauthorized disclosure of information over the network, potentially exposing sensitive data. There is no impact on integrity or availability. The vulnerability can be exploited remotely without privileges, increasing its risk profile. No known exploits are currently reported in the wild.
Mitigation Recommendations
An official patch is available from Microsoft to remediate this vulnerability. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58546. No additional mitigations are specified by the vendor.
CVE-2026-58546: 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-2026-58546) is classified as CWE-908 (Use of Uninitialized Resource) and affects Windows 10 Version 1607 (build 10.0.14393.0). It involves the Remote Desktop Protocol (RDP) component where an uninitialized resource can be exploited by an unauthorized attacker to disclose sensitive information over a network. The vulnerability does not require privileges or user interaction beyond initiating a connection. Microsoft has released an official fix for this vulnerability as documented in their security update guide.
Potential Impact
Successful exploitation of this vulnerability could lead to unauthorized disclosure of information over the network, potentially exposing sensitive data. There is no impact on integrity or availability. The vulnerability can be exploited remotely without privileges, increasing its risk profile. No known exploits are currently reported in the wild.
Mitigation Recommendations
An official patch is available from Microsoft to remediate this vulnerability. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58546. No additional mitigations are specified by the vendor.
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-2026-58546","vendor":"Microsoft"}]
Threat ID: 6a5676c268715ace43f0b1a5
Added to database: 07/14/2026, 17:49:54 UTC
Last enriched: 07/14/2026, 18:05:19 UTC
Last updated: 07/14/2026, 20:03:48 UTC
Views: 3
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.