CVE-2021-24101: Microsoft Dataverse Information Disclosure Vulnerability

Severity: medium (CVSS 4.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-02-25 · updated 2026-06-17

Description

Microsoft Dataverse Information Disclosure Vulnerability

Affected products

Microsoft Dynamics 365 (on-premises) version 9.0: 8.2, 9.0
Microsoft Dynamics 365 (on-premises) version 9.0: from 9.0.0 before publication — fixed in publication
Microsoft Dynamics 365 (on-premises) version 8.2: from 8.0 before publication — fixed in publication

How to fix

Upgrade to a fixed version: Microsoft Dynamics 365 (on-premises) version 9.0 publication; Microsoft Dynamics 365 (on-premises) version 8.2 publication. Check the vendor advisory for mitigations.

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24101
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24101

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