Security readout for executives and security teams
Plain-English summary
CVE-2026-47647 is a critical Microsoft Dynamics 365 privilege-escalation issue. A logged-in attacker could gain higher privileges over the network, potentially affecting confidentiality, integrity, and availability. Public source detail does not identify specific affected versions, so organizations should rely on Microsoft’s advisory for scope and remediation.
Executive priority
Treat this as an urgent enterprise application risk. Dynamics 365 often supports sales, service, finance, and customer data workflows, so privilege escalation could create business-impacting data exposure or operational disruption.
Technical view
The CVE describes improper access control in Microsoft Dynamics 365, mapped to CWE-284. CVSS 3.1 is 9.9 with network attack vector, low complexity, low privileges required, no user interaction, changed scope, and high impact across confidentiality, integrity, and availability.
Likely exposure
Exposure is most likely in organizations using Microsoft Dynamics 365 where authenticated users, partners, or compromised accounts can access the service. The provided sources do not list exact affected versions or CPEs.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. CVSS marks exploit code maturity as unproven, but the low-complexity, authenticated network attack path makes remediation urgent.
Researcher notes
Public details are sparse. The strongest evidence is the CVE description, Microsoft advisory reference, CWE-284 classification, and CVSS vector. Avoid assuming affected versions, exploitability beyond authenticated network access, or workaround details not stated by Microsoft.
Mitigation direction
- Review the MSRC advisory and apply Microsoft’s Dynamics 365 remediation guidance.
- Prioritize environments with broad authenticated access or sensitive business workflows.
- Reduce unnecessary Dynamics 365 privileges until remediation is confirmed.
- Monitor Microsoft guidance for version-specific scope and deployment requirements.
Validation and detection
- Inventory Microsoft Dynamics 365 deployments, tenants, and business-critical environments.
- Confirm whether Microsoft’s advisory identifies each environment as in scope.
- Verify Microsoft’s remediation has been applied or acknowledged for each affected environment.
- Review Dynamics 365 audit logs for unusual privilege or role changes.
- Confirm least-privileged accounts cannot perform unintended privileged actions.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-284: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-47647 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.9 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C3.16microsoftVulnerability scoring details
Base CVSS 3.1 score
9.9CriticalVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- Dynamics 365 Elevation of Privilege VulnerabilityCVE reference, microsoft · vendor-advisory, patch
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Access Control
Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.