CVE-2026-33103

Microsoft Dynamics 365 (On-Premises) Information Disclosure Vulnerability

CVE-2026-33103 is fixed in Microsoft Dynamics 365 (on-premises) version 9.0 on 1 platform by KB5078943 (version ), released May 12, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

5.5

Important

Exploitation

None reported

Exploitation Unlikely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0022

12th percentile

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

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Microsoft Dynamics 365 (on-premises) version 9.0		KB5078943	May 12, 2026

Details

Published
April 14, 2026
Weakness
Improper Access Control
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33103

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