What is the CVSS score of CVE-2025-21177?

CVE-2025-21177 has a CVSS 3.1 base score of 8.7 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N. EPSS exploitation probability: 0.5%.

Which versions of Dynamics 365 Sales are affected by CVE-2025-21177?

CVE-2025-21177 presents significant security risk, a server-side request forgery vulnerability rated CVSS 8.7.

How to fix or mitigate CVE-2025-21177?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Implement egress filtering and URL validation for server-side requests.

Dynamics 365 Sales CVE-2025-21177

HIGH

Server-Side Request Forgery (SSRF) (CWE-918)

2025-02-06 secure@microsoft.com

Microsoft SSRF Dynamics 365 Sales

8.7

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.7 HIGH

AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:25 vuln.today

CVE Published

Feb 06, 2025 - 23:15 nvd

HIGH 8.7

DescriptionCVE.org

Server-side request forgery (ssrf) in Microsoft Dynamics 365 Sales allows an authorized attacker to elevate privileges over a network.

AnalysisAI

Server-side request forgery (ssrf) in Microsoft Dynamics 365 Sales allows an authorized attacker to elevate privileges over a network. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Server-Side Request Forgery (SSRF) (CWE-918), which allows attackers to make the server perform requests to unintended internal or external resources. Server-side request forgery (ssrf) in Microsoft Dynamics 365 Sales allows an authorized attacker to elevate privileges over a network. Affected products include: Microsoft Dynamics 365 Sales.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and allowlist destination URLs, block requests to internal networks, use network segmentation.