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Vulnerability record · CVE-2018-8609 · published 14 November 2018

CVE-2018-8609: Microsoft dynamics 365 vulnerability

Microsoft · Dynamics 365

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.

8.8 CVSS 3.0 High EPSS 9.9% · top 4.6% CWE-116 · CWE-116
8.8CVSS 3.0 base score, v2 6.5
9.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/105894 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8609 PatchVendor Advisory
http://www.securityfocus.com/bid/105894 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8609 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.9CVE-2026-47647Microsoft dynamics 365 improper access control vulnerabilityImproper access control in Microsoft Dynamics 365 allows an authorized attacker to elevate privileges over a network.EPSS 0.78%9.9CVE-2026-42898Microsoft dynamics 365 code injection vulnerabilityImproper control of generation of code ('code injection') in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over …EPSS 0.99%9.8CVE-2024-38182Microsoft dynamics 365 vulnerabilityWeak authentication in Microsoft Dynamics 365 allows an unauthenticated attacker to elevate privileges over a network.EPSS 0.88%9.1CVE-2026-42833Microsoft dynamics 365 execution with unnecessary privileges vulnerabilityImproper control of generation of code ('code injection') in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over …EPSS 0.93%8.8CVE-2026-65815Microsoft dynamics 365 deserialization of untrusted data vulnerabilityDeserialization of untrusted data in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to execute code over a network.EPSS 1.7%8.8CVE-2026-40371Microsoft dynamics 365 vulnerabilityImproper handling of insufficient permissions or privileges in Microsoft Dynamics 365 (on-premises) allows an authorized attacker to elevate privileg…EPSS 0.78%8.8CVE-2022-35805Microsoft dynamics 365 vulnerabilityMicrosoft Dynamics CRM (on-premises) Remote Code Execution VulnerabilityEPSS 3.0%8.8CVE-2022-34700Microsoft dynamics 365 sql injection vulnerabilityMicrosoft Dynamics CRM (on-premises) Remote Code Execution VulnerabilityEPSS 3.7%

Source: NIST National Vulnerability Database (record CVE-2018-8609), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.