What’s Vulnerable › Vulnerabilities

CVE-2018-8609

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 9.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-11-14 · updated 2026-06-17
• Weakness: CWE-116

Description

A remote code execution vulnerability exists in Microsoft Dynamics 365 (on-premises) version 8 when the server fails to properly sanitize web requests to an affected Dynamics server, aka "Microsoft Dynamics 365 (on-premises) version 8 Remote Code Execution Vulnerability." This affects Microsoft Dynamics 365.

Affected products

• Microsoft Dynamics 365 (on-premises) version 9.0: from 8.0 before 8.2.3.0003 — fixed in 8.2.3.0003
• Microsoft Dynamics 365 (on-premises) version 9.0: premises) version 8

How to fix

Upgrade to a fixed version: Microsoft Dynamics 365 (on-premises) version 9.0 8.2.3.0003. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/105894
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8609
• http://www.securityfocus.com/bid/105894
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8609

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