List Attachment Names From SharePoint Lists For A Site

Author: Veronique Lengelle

PowerShell

$siteUrl = "https://<TENANT-NAME>.sharepoint.com/sites/<YOUR-SITE>"
$allLists = m365 spo list list --webUrl $siteUrl --query "[?BaseTemplate == ``100``]" | ConvertFrom-Json
$results = @()

foreach($list in $allLists){
    if ($list.Hidden -eq $false){ 
        $allItems = m365 spo listitem list --listId $list.Id --webUrl $siteUrl | ConvertFrom-Json
        
        foreach($item in $allItems){
            $allAttachments = m365 spo listitem attachment list --webUrl $siteUrl --listTitle $list.Title --listItemId $item.Id | ConvertFrom-Json
            
            foreach($attachment in $allAttachments){
                $results += [pscustomobject][ordered]@{
                    itemID = $item.Id
                    itemTitle = $item.Title
                    fileName = $attachment.FileName
                    attachmentPath = $attachment.ServerRelativeUrl
                }
            }
        }
    }
}
$results