--- src/mozilla-plugin/openvrml.cpp~	2009-07-04 17:19:48.000000000 -0400
+++ src/mozilla-plugin/openvrml.cpp	2009-08-21 01:51:07.000000000 -0400
@@ -526,7 +526,7 @@
     } catch (std::bad_alloc &) {
         return NPERR_OUT_OF_MEMORY_ERROR;
     } catch (std::runtime_error & ex) {
-        g_critical(ex.what());
+        g_critical("%s",ex.what());
         return NPERR_GENERIC_ERROR;
     }
     return NPERR_NO_ERROR;
--- src/openvrml-player/curlbrowserhost.cpp~	2009-07-04 17:20:21.000000000 -0400
+++ src/openvrml-player/curlbrowserhost.cpp	2009-08-21 02:33:36.000000000 -0400
@@ -802,7 +802,7 @@
                                      cancellable,
                                      &error);
             if (error) {
-                g_warning(error->message);
+                g_warning("%s",error->message);
                 g_error_free(error);
                 error = 0;
             }
--- src/openvrml-xembed/main.cpp~	2009-07-04 17:19:48.000000000 -0400
+++ src/openvrml-xembed/main.cpp	2009-08-21 02:35:25.000000000 -0400
@@ -187,7 +187,7 @@
     g_option_context_add_group(context, gtk_get_option_group(true));
     gboolean succeeded = g_option_context_parse(context, &argc, &argv, &error);
     if (!succeeded) {
-        if (error) { g_critical(error->message); }
+        if (error) { g_critical("%s",error->message); }
         return EXIT_FAILURE;
     }
 
--- src/openvrml-xembed/browser.cpp~	2009-07-04 17:19:48.000000000 -0400
+++ src/openvrml-xembed/browser.cpp	2009-08-21 02:42:23.000000000 -0400
@@ -360,6 +360,7 @@
         g_set_error(error,
                     OPENVRML_XEMBED_ERROR,
                     OPENVRML_XEMBED_ERROR_UNKNOWN_STREAM,
+		    "%s",
                     ex.what());
         return false;
     }
@@ -383,6 +384,7 @@
         g_set_error(error,
                     OPENVRML_XEMBED_ERROR,
                     OPENVRML_XEMBED_ERROR_UNKNOWN_STREAM,
+		    "%s",
                     ex.what());
         return false;
     }
@@ -409,6 +411,7 @@
         g_set_error(error,
                     OPENVRML_XEMBED_ERROR,
                     OPENVRML_XEMBED_ERROR_UNKNOWN_STREAM,
+		    "%s",
                     ex.what());
     }
     return true;
@@ -437,6 +440,7 @@
     } catch (const std::exception & ex) {
         *error = g_error_new(OPENVRML_XEMBED_ERROR,
                              OPENVRML_XEMBED_ERROR_FAILED,
+			     "%s",
                              ex.what());
         return false;
     }