Security Updates for Microsoft Dynamics 365 (on-premises) (August 2025) - CVE-2025-49745

medium Nessus Plugin ID 249228

Synopsis

The Microsoft Dynamics 365 (on-premises) is affected by a cross-site scripting vulnerability.

Description

The Microsoft Dynamics 365 (on-premises) is missing security updates. It is, therefore, affected by a cross-site scripting (XSS) vulnerability. The vulnerability exists due to improper validation of user-supplied input before returning it to users. An authenticated, remote attacker can exploit this, by convincing a user to click a specially crafted URL, to execute arbitrary script code in a user's browser session.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Microsoft has released the following security updates to address this issue:
- KB5059086

See Also

https://support.microsoft.com/help/5059086

Plugin Details

Severity: Medium

ID: 249228

File Name: smb_nt_ms25_aug_microsoft_dynamics_1_38.nasl

Version: 1.2

Type: local

Agent: windows

Published: 8/13/2025

Updated: 8/15/2025

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.5

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N

CVSS Score Source: CVE-2025-49745

CVSS v3

Risk Factor: Medium

Base Score: 5.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Vulnerability Information

CPE: cpe:/a:microsoft:dynamics_365

Required KB Items: installed_sw/Microsoft Dynamics 365 Server

Patch Publication Date: 7/17/2025

Vulnerability Publication Date: 8/12/2025

Reference Information

CVE: CVE-2025-49745

IAVA: 2025-A-0592

MSFT: MS25-5059086

MSKB: 5059086