What is CVE-2020-1049?

CVE-2020-1049 is a medium-severity vulnerability in Microsoft Dynamics 365 Server, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-04-15.

How severe is CVE-2020-1049?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Microsoft Dynamics 365 Server

CVE-2020-1049

A cross site scripting vulnerability exists when Microsoft Dynamics 365 (on-premises) does not properly sanitize a specially crafted web request to an affected Dynamics server, aka 'Microsoft Dynamics 365 (On-Premise) Cross Site Scripting Vulnerability'. This CVE ID is unique from CVE-2020-1050.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.015 (71.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Microsoft Dynamics_365_server — versions 9.0
Microsoft Dynamics 365 Server, Version 9.0 (On-premises) — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-1049?: CVE-2020-1049 is a medium-severity vulnerability in Microsoft Dynamics 365 Server, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-04-15.
How severe is CVE-2020-1049?: Medium severity. CVSS v3 base score is 5.4 out of 10.