What is CVE-2023-21807?

CVE-2023-21807 is a Cross-site Scripting vulnerability in Microsoft Dynamics 365 (on-premises) that allows an attacker to inject and execute malicious scripts on a user's browser.

How severe is CVE-2023-21807?

The severity of CVE-2023-21807 is high with a CVSS score of 6.5.

Which versions of Microsoft Dynamics 365 (on-premises) are affected by CVE-2023-21807?

Microsoft Dynamics 365 (on-premises) versions 9.0 and 9.1 are affected by CVE-2023-21807.

How can I fix CVE-2023-21807?

To fix CVE-2023-21807, you should apply the appropriate patch provided by Microsoft for the affected version of Microsoft Dynamics 365 (on-premises).

Where can I find more information about CVE-2023-21807?

You can find more information about CVE-2023-21807 on the Microsoft Security Response Center website at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21807.

Vulnerability/
CVE-2023-21807

medium

6.5

CWE

14/2/2023

2/8/2024

CVE-2023-21807: Microsoft Dynamics 365 (on-premises) Cross-site Scripting Vulnerability

First published: Tue Feb 14 2023(Updated: )

Microsoft Dynamics 365 (on-premises) Cross-site Scripting Vulnerability

Credit: secure@microsoft.com secure@microsoft.com

Affected Software	Affected Version	How to fix
Microsoft Dynamics 365	>9.0<9.0.45.11
Microsoft Dynamics 365	>=9.1<9.1.16.20
	=9.0	fix available externally
	=9.1	fix available externally

Remedy

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21807

Never miss a vulnerability like this again

Reference Links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21807 (Advisory)

Frequently Asked Questions

What is CVE-2023-21807?
CVE-2023-21807 is a Cross-site Scripting vulnerability in Microsoft Dynamics 365 (on-premises) that allows an attacker to inject and execute malicious scripts on a user's browser.
How severe is CVE-2023-21807?
The severity of CVE-2023-21807 is high with a CVSS score of 6.5.
Which versions of Microsoft Dynamics 365 (on-premises) are affected by CVE-2023-21807?
Microsoft Dynamics 365 (on-premises) versions 9.0 and 9.1 are affected by CVE-2023-21807.
How can I fix CVE-2023-21807?
To fix CVE-2023-21807, you should apply the appropriate patch provided by Microsoft for the affected version of Microsoft Dynamics 365 (on-premises).
Where can I find more information about CVE-2023-21807?
You can find more information about CVE-2023-21807 on the Microsoft Security Response Center website at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21807.

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version/microsoft dynamics 365/9.1
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version/microsoft dynamics 365 (on-premises)/9.1
version/microsoft dynamics 365 (on-premises)/9.0

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