Microsoft Defender for Endpoint (MDE) must enable Automatically Resolve Alerts.

Severity	Group ID	Group Title	Version	Rule ID	Date	STIG Version
medium	V-275979	SRG-APP-000279	MSDE-00-000500	SV-275979r1119709_rule	2025-07-15	1

Description
Malicious code protection mechanisms include, but are not limited to, antivirus and malware detection software. To minimize potential negative impact to the organization that can be caused by malicious code, it is imperative that malicious code is identified and eradicated. This setting resolves an alert if automated investigation finds no threats or has successfully remediated all malicious artifacts.

Description

Malicious code protection mechanisms include, but are not limited to, antivirus and malware detection software. To minimize potential negative impact to the organization that can be caused by malicious code, it is imperative that malicious code is identified and eradicated. This setting resolves an alert if automated investigation finds no threats or has successfully remediated all malicious artifacts.

ℹ️ Check
Access the MDE portal as a user with at least an MDE Administrator or equivalent role: 1. In the navigation pane, select Settings >> Endpoints >> Advanced features (under General). 2. Verify the slide bar for "Automatically Resolve Alerts" to "On".

✔️ Fix
Access the MDE portal as a user with at least an MDE Administrator or equivalent role: 1. In the navigation pane, select Settings >> Endpoints >> Advanced features (under General). 2. Set the slide bar for "Automatically Resolve Alerts" to "On".