CVE-2026-33103
Received Received - Intake

Improper Access Control in Microsoft Dynamics 365 Leads to Data Disclosure

Vulnerability report for CVE-2026-33103, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-04-14

Last updated on: 2026-04-28

Assigner: Microsoft Corporation

Description

Improper access control in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to disclose information locally.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-04-14
Last Modified
2026-04-28
Generated
2026-07-06
AI Q&A
2026-04-14
EPSS Evaluated
2026-07-05
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
microsoft dynamics_365 From 9.0 (inc) to 9.1.44.15 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-284 The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

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Compliance Impact

This vulnerability involves improper access control that allows an authorized attacker to disclose information locally in Microsoft Dynamics 365 (on-premises).

Such information disclosure could potentially impact compliance with data protection standards and regulations like GDPR and HIPAA, which require strict controls to prevent unauthorized access to sensitive information.

However, the provided information does not specify the exact nature of the data disclosed or the compliance implications.

Executive Summary

This vulnerability is an improper access control issue in Microsoft Dynamics 365 (on-premises). It allows an authorized attacker to locally disclose information that they should not have access to.

Impact Analysis

The vulnerability can lead to unauthorized disclosure of sensitive information by an attacker who already has some level of access. This could result in exposure of confidential data, potentially harming privacy and security.

Mitigation Strategies

To mitigate this vulnerability, it is important to apply the latest security updates provided by Microsoft for Dynamics 365 (on-premises).

Since the issue is improper access control allowing local information disclosure by authorized users, reviewing and tightening access permissions for users in Dynamics 365 can help reduce risk.

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