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

Microsoft Defender SmartScreen must be configured to block potentially unwanted apps.

DISA Rule

SV-235764r960963_rule

Vulnerability Number

V-235764

Group Title

SRG-APP-000141

Rule Version

EDGE-00-000051

Severity

CAT II

CCI(s)

• CCI-000381 - Configure the system to provide only organization-defined mission essential capabilities.

Weight

10

Fix Recommendation

Set the policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Configure Microsoft Defender SmartScreen to block potentially unwanted apps" to "Enabled".

Check Contents

The policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Configure Microsoft Defender SmartScreen to block potentially unwanted apps" 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 SmartScreenPuaEnabled is not set to "REG_DWORD = 1", this is a finding.

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

Vulnerability Number

V-235764

Documentable

False

Rule Version

EDGE-00-000051

Severity Override Guidance

The policy value for "Computer Configuration/Administrative Templates/Microsoft Edge/SmartScreen settings/Configure Microsoft Defender SmartScreen to block potentially unwanted apps" 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 SmartScreenPuaEnabled 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