What is the CVSS score of CVE-2025-29821?

CVE-2025-29821 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.8%.

Which versions of Dynamics 365 Business Central 2023 are affected by CVE-2025-29821?

Organizations using Improper input validation in Dynamics Business Central should be aware of moderate risk from CVE-2025-29821, a input validation vulnerability rated CVSS 5.5.

How to fix or mitigate CVE-2025-29821?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Dynamics 365 Business Central 2023 CVE-2025-29821

MEDIUM

Improper Input Validation (CWE-20)

2025-04-08 secure@microsoft.com

Information Disclosure Dynamics 365 Business Central 2023 Dynamics 365 Business Central 2024 Dynamics 365 Business Central 2025

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

AV:L/AC:L/PR:L/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:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:35 vuln.today

CVE Published

Apr 08, 2025 - 18:16 nvd

MEDIUM 5.5

DescriptionCVE.org

Improper input validation in Dynamics Business Central allows an authorized attacker to disclose information locally.

AnalysisAI

Improper input validation in Dynamics Business Central allows an authorized attacker to disclose information locally. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-20. Improper input validation in Dynamics Business Central allows an authorized attacker to disclose information locally. Affected products include: Microsoft Dynamics 365 Business Central 2023, Microsoft Dynamics 365 Business Central 2024, Microsoft Dynamics 365 Business Central 2025.

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.