CVE-2026-40375: Microsoft Dynamics Business Central Information Disclosure Vulnerability

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

CSIRTS triage

What: Missing authorization in Dynamics Business Central allows an authorized attacker to read sensitive information over a network.
Who is affected: Organizations running Dynamics Business Central with authorized users.
Urgency: Medium severity (CVSS 6.5); not currently exploited but requires timely remediation to prevent information leakage.
Action: Apply security updates from Microsoft when available for Dynamics Business Central.

AI-assisted analysis generated from the source advisory — verify against the original.

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EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-403750.77% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 53% of all EPSS-scored CVEs.

CVE	CSIRTS overview	External
CVE-2026-40375	coverage & exploitation status	NVD · CVE.org

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