[Fix] Escape backslashes in PowerShell ArgumentList (#3658)

Heroic-Games-Launcher · Apr 19, 2024 · 4f3d892 · 4f3d892
1 parent 76e63a9
commit 4f3d892
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/backend/launcher.ts b/src/backend/launcher.ts
@@ -1026,7 +1026,10 @@ async function callRunner(
       isWindows && !!(await searchForExecutableOnPath('powershell'))
 
   if (shouldUsePowerShell) {
-    const argsAsString = commandParts.map((part) => `"\`"${part}\`""`).join(',')
+    const argsAsString = commandParts
+      .map((part) => part.replaceAll('\\', '\\\\'))
+      .map((part) => `"\`"${part}\`""`)
+      .join(',')
     commandParts = [
       'Start-Process',
       `"\`"${fullRunnerPath}\`""`,