CVE-2026-47643: CWE-73: External Control of File Name or Path in Microsoft Azure Stack Edge
CVE-2026-47643 is a critical vulnerability in Microsoft Azure Stack Edge involving external control of file name or path. This flaw allows an unauthorized attacker to execute code remotely over a network. The vulnerability has a CVSS score of 9. 8, indicating high impact on confidentiality, integrity, and availability. An official fix is available from Microsoft. Since Azure Stack Edge is a cloud service, Microsoft manages remediation server-side. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-47643) in Microsoft Azure Stack Edge is categorized under CWE-73 (External Control of File Name or Path). It enables an unauthenticated attacker to execute arbitrary code remotely by manipulating file names or paths. The CVSS 3.1 base score is 9.8 (critical), reflecting network attack vector, low attack complexity, no privileges or user interaction required, and full impact on confidentiality, integrity, and availability. Microsoft has issued an official fix and manages remediation for this cloud-hosted service. No public exploit activity is currently known.
Potential Impact
Successful exploitation allows remote, unauthenticated attackers to execute arbitrary code on Azure Stack Edge, compromising confidentiality, integrity, and availability of the service. This can lead to full system compromise and potential disruption of cloud operations.
Mitigation Recommendations
An official fix is available from Microsoft. As Azure Stack Edge is a cloud service, Microsoft manages the remediation server-side. Administrators should consult the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47643 for detailed patching and update instructions to ensure the vulnerability is addressed.
CVE-2026-47643: CWE-73: External Control of File Name or Path in Microsoft Azure Stack Edge
Description
CVE-2026-47643 is a critical vulnerability in Microsoft Azure Stack Edge involving external control of file name or path. This flaw allows an unauthorized attacker to execute code remotely over a network. The vulnerability has a CVSS score of 9. 8, indicating high impact on confidentiality, integrity, and availability. An official fix is available from Microsoft. Since Azure Stack Edge is a cloud service, Microsoft manages remediation server-side. No known exploits are reported in the wild at this time.
CVSS v3.1
Score 9.8critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-47643) in Microsoft Azure Stack Edge is categorized under CWE-73 (External Control of File Name or Path). It enables an unauthenticated attacker to execute arbitrary code remotely by manipulating file names or paths. The CVSS 3.1 base score is 9.8 (critical), reflecting network attack vector, low attack complexity, no privileges or user interaction required, and full impact on confidentiality, integrity, and availability. Microsoft has issued an official fix and manages remediation for this cloud-hosted service. No public exploit activity is currently known.
Potential Impact
Successful exploitation allows remote, unauthenticated attackers to execute arbitrary code on Azure Stack Edge, compromising confidentiality, integrity, and availability of the service. This can lead to full system compromise and potential disruption of cloud operations.
Mitigation Recommendations
An official fix is available from Microsoft. As Azure Stack Edge is a cloud service, Microsoft manages the remediation server-side. Administrators should consult the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47643 for detailed patching and update instructions to ensure the vulnerability is addressed.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-19T20:12:27.070Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Is Cloud Service
- true
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47643","vendor":"Microsoft"}]
Threat ID: 6a284cf28dd33fbd8566507d
Added to database: 6/9/2026, 5:27:14 PM
Last enriched: 6/9/2026, 5:56:09 PM
Last updated: 6/9/2026, 8:51:33 PM
Views: 4
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