CVE-2026-47647: CWE-284: Improper Access Control in Microsoft Microsoft Dynamics 365
CVE-2026-47647 is a critical improper access control vulnerability in Microsoft Dynamics 365 that allows an authorized attacker to elevate privileges over a network. The vulnerability has a CVSS score of 9.9, indicating severe impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this cloud-hosted service. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
This vulnerability in Microsoft Dynamics 365 involves improper access control (CWE-284) that permits an authorized attacker to escalate privileges remotely. The CVSS 3.1 vector indicates network attack vector, low attack complexity, required privileges, no user interaction, and complete impact on confidentiality, integrity, and availability. Microsoft manages remediation for this cloud service and has issued an official fix as per their security advisory.
Potential Impact
An attacker with authorized access to Microsoft Dynamics 365 can exploit this vulnerability to gain elevated privileges, potentially leading to full compromise of the affected system's data and functionality. The vulnerability impacts confidentiality, integrity, and availability at a critical level.
Mitigation Recommendations
Microsoft has provided an official fix for this vulnerability. Since Microsoft Dynamics 365 is a cloud service, the vendor manages remediation server-side. Users and administrators should ensure their service instances are updated according to Microsoft's advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47647. No additional action is required beyond applying the official fix.
CVE-2026-47647: CWE-284: Improper Access Control in Microsoft Microsoft Dynamics 365
Description
CVE-2026-47647 is a critical improper access control vulnerability in Microsoft Dynamics 365 that allows an authorized attacker to elevate privileges over a network. The vulnerability has a CVSS score of 9.9, indicating severe impact on confidentiality, integrity, and availability. Microsoft has released an official fix for this cloud-hosted service. No known exploits are reported in the wild at this time.
CVSS v3.1
Score 9.9critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Microsoft Dynamics 365 involves improper access control (CWE-284) that permits an authorized attacker to escalate privileges remotely. The CVSS 3.1 vector indicates network attack vector, low attack complexity, required privileges, no user interaction, and complete impact on confidentiality, integrity, and availability. Microsoft manages remediation for this cloud service and has issued an official fix as per their security advisory.
Potential Impact
An attacker with authorized access to Microsoft Dynamics 365 can exploit this vulnerability to gain elevated privileges, potentially leading to full compromise of the affected system's data and functionality. The vulnerability impacts confidentiality, integrity, and availability at a critical level.
Mitigation Recommendations
Microsoft has provided an official fix for this vulnerability. Since Microsoft Dynamics 365 is a cloud service, the vendor manages remediation server-side. Users and administrators should ensure their service instances are updated according to Microsoft's advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47647. No additional action is required beyond applying the official fix.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-19T20:12:27.071Z
- 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-2026-47647","vendor":"Microsoft"}]
Threat ID: 6a346bc9f198dc38c1a1cd97
Added to database: 6/18/2026, 10:06:01 PM
Last enriched: 6/18/2026, 10:20:11 PM
Last updated: 6/19/2026, 12:20:39 AM
Views: 9
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