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Fencer Intel
medium 6.1

CVE-2021-1724 json

Microsoft Dynamics Business Central Cross-site Scripting Vulnerability

published 5y ago modified 4mo ago also EUVD-2021-7189

cvss
6.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits
0
none known

Summary

Microsoft Dynamics Business Central Cross-site Scripting Vulnerability

Patch / fix

Is CVE-2021-1724 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

1.31% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 6.1 CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N/E:P/RL:O/RC:C
CNA 3.1 6.1 CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
CNA 3.1 4.8 CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 2.3 AV:A/AC:M/Au:S/C:N/I:P/A:N

Affected products

  • Microsoft Microsoft Dynamics NAV 2018
  • Microsoft Microsoft Dynamics 365 Business Central 2020 Release Wave 1
  • Microsoft Dynamics 365 Business Central 2019 Release Wave 2 (On-Premise)
  • Microsoft Microsoft Dynamics NAV 2017
  • Microsoft Microsoft Dynamics 365 Business Central 2020 Release Wave 2
  • Microsoft Microsoft Dynamics NAV 2015
  • Microsoft Microsoft Dynamics NAV 2016

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.