diff --git a/Libraries/LibCore/File.cpp b/Libraries/LibCore/File.cpp
index fd40d9b303..782960407c 100644
--- a/Libraries/LibCore/File.cpp
+++ b/Libraries/LibCore/File.cpp
@@ -33,6 +33,14 @@
 
 namespace Core {
 
+RefPtr<File> File::open(const String& filename, IODevice::OpenMode mode, mode_t permissions)
+{
+    auto file = File::construct(filename);
+    if (!file->open_impl(mode, permissions))
+        return nullptr;
+    return file;
+}
+
 File::File(const StringView& filename, Object* parent)
     : IODevice(parent)
     , m_filename(filename)
@@ -54,6 +62,11 @@ bool File::open(int fd, IODevice::OpenMode mode, ShouldCloseFileDescription shou
 }
 
 bool File::open(IODevice::OpenMode mode)
+{
+    return open_impl(mode, 0666);
+}
+
+bool File::open_impl(IODevice::OpenMode mode, mode_t permissions)
 {
     ASSERT(!m_filename.is_null());
     int flags = 0;
@@ -73,7 +86,7 @@ bool File::open(IODevice::OpenMode mode)
         flags |= O_TRUNC;
     if (mode & IODevice::MustBeNew)
         flags |= O_EXCL;
-    int fd = ::open(m_filename.characters(), flags, 0666);
+    int fd = ::open(m_filename.characters(), flags, permissions);
     if (fd < 0) {
         set_error(errno);
         return false;
diff --git a/Libraries/LibCore/File.h b/Libraries/LibCore/File.h
index fdfe6f785e..aa94dc35cf 100644
--- a/Libraries/LibCore/File.h
+++ b/Libraries/LibCore/File.h
@@ -36,6 +36,8 @@ class File final : public IODevice {
 public:
     virtual ~File() override;
 
+    static RefPtr<File> open(const String& filename, IODevice::OpenMode, mode_t = 0644);
+
     String filename() const { return m_filename; }
     void set_filename(const StringView& filename) { m_filename = filename; }
 
@@ -59,6 +61,8 @@ private:
     }
     explicit File(const StringView&, Object* parent = nullptr);
 
+    bool open_impl(IODevice::OpenMode, mode_t);
+
     String m_filename;
     ShouldCloseFileDescription m_should_close_file_descriptor { ShouldCloseFileDescription::Yes };
 };