CVE-2021-34524
Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
- Record
CVE-2021-34524- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-21178
Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
- Record
EUVD-2021-21178- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-gmr6-p4w6-pwr5
Microsoft Dynamics 365 (on-premises) Remote Code Execution Vulnerability
Microsoft Dynamics 365 (on-premises) Remote Code Execution Vulnerability
- Record
GHSA-gmr6-p4w6-pwr5- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
NVD
Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability
- Record
CVE-2021-34524- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-34524 is a high vulnerability (CVSS 8.1) in Microsoft Dynamics 365, published August 12, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.62%, the 89th percentile. No source names a fixed version.