CVE intelligence

CVE-2026-40375

Vulnerability intelligence

Published Aug 11, 2026Sources checked Oct 28, 2026

6.5MEDIUMCVSS out of 10

What this means

Review the available evidence

CVE-2026-40375 and is rated Medium severity with a CVSS score of 6.5. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

What to do next

Remediation and response

Microsoft Security Response Center guidance

Vendor revision: Aug 11, 2026

Install KB5100263. Install KB5100266. Install KB5100265.

Vendor-listed releases

26.0.50788
28.0.50938
27.0.50789

CISA KEVNot listedBased on the latest collected catalog

EPSS0.8%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2026-40375?

Missing authorization in Dynamics Business Central allows an authorized attacker to disclose information over a network.

Source: NVD