STIGQter: STIG Summary: Microsoft Edge Security Technical Implementation Guide Version: 2 Release: 5 Benchmark Date: 01 Apr 2026:

Bypassing of Microsoft Defender SmartScreen warnings about downloads must be disabled.

DISA Rule

SV-235721r960852_rule

Vulnerability Number

V-235721

Group Title

SRG-APP-000073

Rule Version

EDGE-00-000003

Severity

CAT II

CCI(s)

• CCI-000870 - Check media containing diagnostic and test programs for malicious code before the media are used in the system.

Weight

10

Fix Recommendation

Set the policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Prevent bypassing of Microsoft Defender SmartScreen warnings about downloads" must to "Enabled".

Check Contents

The policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Prevent bypassing of Microsoft Defender SmartScreen warnings about downloads" 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 "PreventSmartScreenPromptOverrideForFiles" is not set to "REG_DWORD = 1", this is a finding.

If this machine is on SIPRNet, this is Not Applicable.

Vulnerability Number

V-235721

Documentable

False

Rule Version

EDGE-00-000003

Severity Override Guidance

The policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Prevent bypassing of Microsoft Defender SmartScreen warnings about downloads" 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 "PreventSmartScreenPromptOverrideForFiles" is not set to "REG_DWORD = 1", this is a finding.

If this machine is on SIPRNet, this is Not Applicable.

Check Content Reference

M

Target Key

5280