CVE-2025-49745

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

CVE-2025-49745 is fixed in Microsoft Dynamics 365 (on-premises) version 9.1 on 1 platform by KB5059086 (version ), released August 12, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

5.4

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0058

48th percentile

<p>Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Dynamics 365 (on-premises) allows an unauthorized attacker to perform spoofing over a network.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Microsoft
Microsoft Dynamics 365 (on-premises) version 9.1		KB5059086	Aug 12, 2025

Details

Published
August 12, 2025
Weakness
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49745

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