I've verified the location for each of the Malaise nanos. They don't require the player to have Shadowlands to upload or cast. Listed prices at the vendor are for a player with 1451 Computer Literacy.
Where to get Malaise Nanos
Malaise of Fervor - Level 215
Pandamonium Garden - 12,562,881
Malaise of Passion - Level 204
Inferno Garden - 8,292,932
Malaise of Desire - Level 195
Penumbra Sancturary - 6,750,628
Malaise of Emotion - Level 165
Penumbra Garden - 4,618,132
Malaise of Motivation - Level 135
Adonis Sancturary - 2,799,105
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Issues with Malaise