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Dynamics 365 CVE-2025-55238

HIGH
Improper Access Control (CWE-284)
2025-09-04 secure@microsoft.com
Authentication Bypass Information Disclosure Dynamics 365
7.5
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:10 vuln.today
CVE Published
Sep 04, 2025 - 23:15 nvd
HIGH 7.5

DescriptionCVE.org

Dynamics 365 FastTrack Implementation Assets Information Disclosure Vulnerability

AnalysisAI

Dynamics 365 FastTrack Implementation Assets Information Disclosure Vulnerability. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-284. Dynamics 365 FastTrack Implementation Assets Information Disclosure Vulnerability Affected products include: Microsoft Dynamics 365.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2025-55238 vulnerability details – vuln.today
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