CVE-2021-36946

lowpriority · track · 14EPSS 0.010 · 63 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.03% (63rd) EPSS

CVSS 3.5 · low

Is it mine?

24 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · msrc_csaf

EPSS · scored 2026-10-27

Microsoft Dynamics Business Central Cross-site Scripting Vulnerability

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedDynamics 365 Business Central Spring 2019 Updatemsrc_csaf
14.0.47540:Security Update:https://support.microsoft.com/en-us/help/5005370
https://support.microsoft.com/en-us/help/5005370
FixedMicrosoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.15msrc_csaf
16.0.28457:Security Update:https://support.microsoft.com/en-us/help/5005373
https://support.microsoft.com/en-us/help/5005373
FixedMicrosoft Dynamics 365 Business Central 2020 Release Wave 2 - Update 17.9msrc_csaf
17.0.28458:Security Update:https://support.microsoft.com/en-us/help/5005374
https://support.microsoft.com/en-us/help/5005374
FixedMicrosoft Dynamics NAV 2017msrc_csaf
30601:Security Update:https://support.microsoft.com/en-us/help/5005368
https://support.microsoft.com/en-us/help/5005368
FixedMicrosoft Dynamics NAV 2018msrc_csaf
47562:Security Update:https://support.microsoft.com/en-us/help/5005369
https://support.microsoft.com/en-us/help/5005369

cvss

Technical severity, 0–10. One row per scoring source.

5.4

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3–5.4

v2.03.5lowAV:N/AC:M/Au:S/C:N/I:P/A:Nprimary · NVD / NIST USexploitability 6.8 · impact 2.9

v2.03lowAV:N/AC:M/Au:S/C:N/I:P/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.15.4mediumAV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:Nsecondary · secure@microsoft.com USexploitability 2.3 · impact 2.7

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:Csecondary · Microsoft Security Response Center US

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:Csecondary · ENISA EU

v3.15.4mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:Nsecondary · NVD / NIST USexploitability 2.3 · impact 2.7

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-79USprimaryCWE-79US

affected products (24)

Products and version ranges known to be affected.

Microsoft Dynamics 365 Business Central Spring 2019 Update14.0.0 → 14.0.47540enisa_euvdEU
Microsoft Microsoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.1516.0 → 16.0.28457enisa_euvdEU
Microsoft Microsoft Dynamics 365 Business Central 2020 Release Wave 2 - Update 17.917.0 → 17.0.28458enisa_euvdEU
Microsoft Microsoft Dynamics NAV 20171.0 → 30601enisa_euvdEU
Microsoft Microsoft Dynamics NAV 20181.0 → 47562enisa_euvdEU
Microsoft Corp Microsoft Dynamics 365 Business Central≤ 2020 Release Wave 2 - Update 17.9fstec_bduRU
Microsoft Corp Microsoft Dynamics 365 Business Central≤ 2020 Release Wave 1 - Update 16.15fstec_bduRU
Microsoft Corp Microsoft Dynamics 365 Business Central≤ 2019 Spring Updatefstec_bduRU
Microsoft Corp Microsoft Dynamics NAV≤ 2018fstec_bduRU
Microsoft Corp Microsoft Dynamics NAV≤ 2017fstec_bduRU
Dynamics 365 Business Central Spring 2019 Updateall versionsfixedmsrc_csafUS
Dynamics 365 Business Central Spring 2019 Update< 14.0.47540msrc_csafUS
Microsoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.15all versionsfixedmsrc_csafUS
Microsoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.15< 16.0.28457msrc_csafUS
Microsoft Dynamics 365 Business Central 2020 Release Wave 2 - Update 17.9all versionsfixedmsrc_csafUS
Microsoft Dynamics 365 Business Central 2020 Release Wave 2 - Update 17.9< 17.0.28458msrc_csafUS
Microsoft Dynamics NAV 2017all versionsfixedmsrc_csafUS
Microsoft Dynamics NAV 2017< 30601msrc_csafUS
Microsoft Dynamics NAV 2018all versionsfixedmsrc_csafUS
Microsoft Dynamics NAV 2018< 47562msrc_csafUS

showing 20 of 24

advisories (1)

Vendor and ecosystem advisories describing this.

msrc_CVE-2021-36946Microsoft Dynamics Business Central Cross-site Scripting Vulnerability2021-08-10csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu msrc_csaf NVD CVE.org MITRE

published 2021-08-12modified 2026-08-10

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+53008 more

references (7)

External citations — patches, advisories, analysis.

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