Bypassing Microsoft Defender SmartScreen prompts for sites must be disabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-235720 | EDGE-00-000002 | SV-235720r960852_rule | CCI-000870 | medium |
| Description | ||||
| This policy setting allows a decision to be made on whether users can override the Microsoft Defender SmartScreen warnings about potentially malicious websites. If this setting is enabled, users cannot ignore Microsoft Defender SmartScreen warnings, and are blocked from continuing to the site. If this setting is disabled or not configured, users can ignore Microsoft Defender SmartScreen warnings and continue to the site. | ||||
| STIG | Date | |||
| Microsoft Edge Security Technical Implementation Guide | 2025-05-15 | |||
Related Frameworks
5 paths across 3 frameworks
Related Frameworks
NIST 800-531 mapping
MA-3(2)
1.00
- DISA · 2 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
NIST 800-1713 mappings
3.7.1
1.00
- DISA · 2 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
- NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
3.7.2
1.00
- DISA · 2 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
- NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
3.7.4
1.00
- DISA · 2 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
- NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
CCI1 mapping
CCI-000870
1.00
- DISA · 2 · disa_xccdf · related
Details
Check Text (C-235720r960852_chk)
The policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Prevent bypassing Microsoft Defender SmartScreen prompts for sites" must be set to "Enabled".
Use the Windows Registry Editor to navigate to the following key:
HKLM\SOFTWARE\Policies\Microsoft\Edge
If the value for "PreventSmartScreenPromptOverride" is not set to "REG_DWORD = 1", this is a finding.
If this machine is on SIPRNet, this is Not Applicable.
Fix Text (F-38902r766831_fix)
Set the policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Prevent bypassing Microsoft Defender SmartScreen prompts for sites" to "Enabled".