WARNING
Minecraft currently has a massive vulnerability between versions 1.8-1.18 that can allow people to run code and possibly get access to your computer without you giving "them" access.
As far as we are aware, this only affects servers but to be on the safe side, please do the following below in the pictures to make sure that you are all safe with CurseForge and ATLauncher until the issue is completely fixed.
Add "-Dlog4j2.formatMsgNoLookups=true" to your Java/JVM arguments.
CurseForge:Minecraft currently has a massive vulnerability between versions 1.8-1.18 that can allow people to run code and possibly get access to your computer without you giving "them" access.
As far as we are aware, this only affects servers but to be on the safe side, please do the following below in the pictures to make sure that you are all safe with CurseForge and ATLauncher until the issue is completely fixed.
Add "-Dlog4j2.formatMsgNoLookups=true" to your Java/JVM arguments.
1. Go to Settings.

2. Go to Minecraft.

3. Scroll all the way down.

4. Add "-Dlog4j2.formatMsgNoLookups=true" to Additional Arguments

ATLauncher:
1. Go to Settings.

2. Go to Java/Minecraft.

3. Add "-Dlog4j2.formatMsgNoLookups=true" to Java Parameters.

4. Click Save at the bottom.
