CVE-2019-1375

FAUCET Score

CVE-2019-1375 is a cross-site scripting (XSS) vulnerability affecting Microsoft Dynamics 365 (on-premises) due to improper sanitization of web requests. This medium-severity flaw (CVSS 5.4) requires user interaction and low privileges, with a network attack vector, potentially leading to limited impact on confidentiality and integrity. While not actively exploited (KEV: No) and lacking public exploit code, it has garnered some community discussion and media coverage.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		>= 9.0, < 9.0.9.4CPE matchmatch criteria	cpe:2.3:a:microsoft:dynamics_365::::::::

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

Exploitability Score

2.3

Impact Score

2.7

CvssVersion

3.1

Exploit Intelligence

EPSS Score

1.46%

Probability of exploitation in next 30 days

EPSS Percentile

70.8%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0146 is in the 96th percentile among its peer group of 15,225 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia nvd_reference

View patch

microsoftpatch availablevia msrc

Product: Microsoft Dynamics 365 (on-premises) version 9.0

View patch

Vendor Advisories (1)

microsoft2019-Oct/CVE-2019-1375Important

Microsoft Dynamics 365 (On-Premise) Cross Site Scripting Vulnerability

Oct 8, 2019

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2019-1375

PatchVendor Advisory