CVE-2026-44806: CWE-401: Missing Release of Memory after Effective Lifetime in Microsoft Windows 10 Version 1607
CVE-2026-44806 is a medium severity vulnerability in Microsoft Windows 10 Version 1607 involving a missing release of memory after its effective lifetime in Windows Cryptographic Services. This flaw can be exploited by an unauthorized attacker to cause a denial of service over a network. An official fix is available from Microsoft to address this issue.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-44806) is classified as CWE-401, indicating a missing release of memory after its effective lifetime in Windows Cryptographic Services on Windows 10 Version 1607 (build 10.0.14393.0). The flaw allows an attacker without privileges or user interaction to cause a denial of service by exhausting system memory resources. The CVSS 3.1 base score is 5.3 (medium), with network attack vector, low attack complexity, no privileges required, and no user interaction needed. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker can exploit this vulnerability remotely to cause a denial of service condition by forcing the system to consume memory that is never released, potentially leading to system instability or crashes. There is no impact on confidentiality or integrity, only availability is affected.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44806 to remediate this vulnerability.
CVE-2026-44806: CWE-401: Missing Release of Memory after Effective Lifetime in Microsoft Windows 10 Version 1607
Description
CVE-2026-44806 is a medium severity vulnerability in Microsoft Windows 10 Version 1607 involving a missing release of memory after its effective lifetime in Windows Cryptographic Services. This flaw can be exploited by an unauthorized attacker to cause a denial of service over a network. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 5.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-44806) is classified as CWE-401, indicating a missing release of memory after its effective lifetime in Windows Cryptographic Services on Windows 10 Version 1607 (build 10.0.14393.0). The flaw allows an attacker without privileges or user interaction to cause a denial of service by exhausting system memory resources. The CVSS 3.1 base score is 5.3 (medium), with network attack vector, low attack complexity, no privileges required, and no user interaction needed. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker can exploit this vulnerability remotely to cause a denial of service condition by forcing the system to consume memory that is never released, potentially leading to system instability or crashes. There is no impact on confidentiality or integrity, only availability is affected.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44806 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-07T20:07:18.271Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44806","vendor":"Microsoft"}]
Threat ID: 6a566f6868715ace43e6b331
Added to database: 07/14/2026, 17:18:32 UTC
Last enriched: 07/15/2026, 02:03:40 UTC
Last updated: 07/15/2026, 02:03:40 UTC
Views: 2
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