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Dynamics 365 CVE-2025-62210

HIGH
Cross-site Scripting (XSS) (CWE-79)
2025-11-11 secure@microsoft.com
8.7
CVSS 3.1 · Vendor: microsoft
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 8.7 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, user interaction required. EPSS exploitation probability: 0.11%.

Exploit ScenarioDerived

A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

Improper neutralization of input during web page generation ('cross-site scripting') in Dynamics 365 Field Service (online) allows an authorized attacker to perform spoofing over a network. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Improper neutralization of input during web page generation ('cross-site scripting') in Dynamics 365 Field Service (online) allows an authorized attacker to perform spoofing over a network. Affected products include: Microsoft Dynamics 365.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (microsoft) PRIMARY 8.7 HIGH
AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Primary rating from Vendor (microsoft) · only source for this CVE.

CVSS VectorVendor: microsoft

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None

DescriptionCVE.org

Improper neutralization of input during web page generation ('cross-site scripting') in Dynamics 365 Field Service (online) allows an authorized attacker to perform spoofing over a network.

Executive ViewAI

Why It Matters

CVE-2025-62210 presents significant security risk, a cross-site scripting vulnerability rated CVSS 8.7. Attackers could inject malicious scripts to steal user sessions, credentials, or perform actions on behalf of authenticated users. Organizations should apply vendor updates when available and consider compensating controls in the interim.

Business Impact: Severe
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Implement Content-Security-Policy headers; (2) Enable HttpOnly and SameSite cookie attributes; (3) Deploy WAF XSS/CSRF rules.

Threat Intelligence Overview

EPSS Score
0.1%
Top 70% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact
Very High

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)CVE.org

cpe:2.3:a:microsoft:dynamics_365:*:*:*:*:field_service:*:*:*
CVE-2026-33821 CRITICAL
9.9 May 12

Privilege escalation in Microsoft Dynamics 365 Customer Insights allows an authenticated low-privilege user to cross an

CVE-2026-65772 HIGH
8.8 Sep 08

Remote code execution in Microsoft Dynamics 365 on-premises version 9.1 (prior to build 9.1.0046.0006) is achievable by

CVE-2024-38182 CRITICAL
9.8 Jul 31

Weak authentication in Microsoft Dynamics 365 allows an unauthenticated attacker to elevate privileges over a network. R

CVE-2021-42316 HIGH
8.8 Nov 10

Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerabili

CVE-2026-65815 HIGH
8.8 Aug 11

Remote code execution in Microsoft Dynamics 365 on-premises is achievable by any authenticated low-privileged user via a

CVE-2026-77908 HIGH
8.8 Sep 08

Remote code execution in Microsoft Dynamics 365 Customer Engagement V9.1 (versions below 9.1.0048.0004) is achievable by

CVE-2026-40371 HIGH
8.8 Jun 09

Privilege escalation in Microsoft Dynamics 365 (on-premises) allows a remote authenticated attacker with low-level acces

CVE-2022-35805 HIGH
8.8 Sep 13

Microsoft Dynamics CRM (on-premises) Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerabi

CVE-2022-34700 HIGH
8.8 Sep 13

Microsoft Dynamics CRM (on-premises) Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerabi

CVE-2022-23259 HIGH
8.8 Apr 15

Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability. Rated high severity (CVSS 8.8), this vulnerabili

CVE-2020-17158 HIGH
8.8 Dec 10

Microsoft Dynamics 365 for Finance and Operations (on-premises) Remote Code Execution Vulnerability. Rated high severity

CVE-2020-17152 HIGH
8.8 Dec 10

Microsoft Dynamics 365 for Finance and Operations (on-premises) Remote Code Execution Vulnerability. Rated high severity

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