What is CVE-2021-40440?

CVE-2021-40440 is a medium-severity vulnerability in Microsoft Dynamics_365_business_central, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-09-15.

How severe is CVE-2021-40440?

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

XSS in Microsoft Dynamics_365_business_central

CVE-2021-40440

Microsoft Dynamics Business Central Cross-site Scripting Vulnerability

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.010 (58.4th 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_business_central — versions 2020, 2021
Microsoft Dynamics 365 Business Central 2020 Release Wave 2 – Update 17.10 — versions 17.0.0.0
Microsoft Dynamics 365 Business Central 2021 Release Wave 1 - Update 18.5 — versions 18.0.0.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2021-40440?: CVE-2021-40440 is a medium-severity vulnerability in Microsoft Dynamics_365_business_central, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-09-15.
How severe is CVE-2021-40440?: Medium severity. CVSS v3 base score is 5.4 out of 10.