# format is required
Index: warzone2100-3.2.3/lib/netplay/netplay.cpp
===================================================================
--- warzone2100-3.2.3.orig/lib/netplay/netplay.cpp	2017-05-16 19:05:40.376844613 +0200
+++ warzone2100-3.2.3/lib/netplay/netplay.cpp	2017-05-16 19:15:23.048284900 +0200
@@ -1016,7 +1016,7 @@
 		debug(LOG_NET, "%s", buf);
 		addConsoleMessage(buf, DEFAULT_JUSTIFY, NOTIFY_MESSAGE);
 		// beware of writing a line too long, it screws up console line count. \n is safe for line split
-		ssprintf(buf, _("You must manually configure your router & firewall to\n open port 2100 before you can host a game."));
+		ssprintf(buf, "%s", _("You must manually configure your router & firewall to\n open port 2100 before you can host a game."));
 		addConsoleMessage(buf, DEFAULT_JUSTIFY, NOTIFY_MESSAGE);
 		return false;
 	}
@@ -1024,7 +1024,7 @@
 	r = UPNP_GetExternalIPAddress(urls.controlURL, data.first.servicetype, externalIPAddress);
 	if (r != UPNPCOMMAND_SUCCESS)
 	{
-		ssprintf(externalIPAddress, "???");
+		ssprintf(externalIPAddress, "%s", "???");
 	}
 	ssprintf(buf, _("Game configured port (%s) correctly on (%s)\nYour external IP is %s"), port_str, lanaddr, externalIPAddress);
 	addConsoleMessage(buf, DEFAULT_JUSTIFY, NOTIFY_MESSAGE);
Index: warzone2100-3.2.3/src/multiint.cpp
===================================================================
--- warzone2100-3.2.3.orig/src/multiint.cpp	2017-04-23 15:12:16.000000000 +0200
+++ warzone2100-3.2.3/src/multiint.cpp	2017-05-16 19:27:10.065899566 +0200
@@ -3014,7 +3014,7 @@
 				else
 				{
 					NETresetGamePassword();
-					ssprintf(buf, _("*** password is NOT required! ***"));
+					ssprintf(buf, "%s", _("*** password is NOT required! ***"));
 					addConsoleMessage(buf, DEFAULT_JUSTIFY, NOTIFY_MESSAGE);
 				}
 				NETGameLocked(willSet);
@@ -3028,7 +3028,7 @@
 	{
 	case MULTIOP_MAP_MOD:
 		char buf[256];
-		ssprintf(buf, _("This is a map-mod, it can change your playing experience!"));
+		ssprintf(buf, "%s", _("This is a map-mod, it can change your playing experience!"));
 		addConsoleMessage(buf, DEFAULT_JUSTIFY, SYSTEM_MESSAGE);
 		break;
 
@@ -3862,34 +3862,34 @@
 				{
 					if (NetPlay.isUPNP_CONFIGURED)
 					{
-						ssprintf(buf, _("UPnP has been enabled."));
+						ssprintf(buf, "%s", _("UPnP has been enabled."));
 					}
 					else
 					{
 						if (NetPlay.isUPNP_ERROR)
 						{
-							ssprintf(buf, _("UPnP detection faled. You must manually configure router yourself."));
+							ssprintf(buf, "%s", _("UPnP detection faled. You must manually configure router yourself."));
 						}
 						else
 						{
-							ssprintf(buf, _("UPnP detection is in progress..."));
+							ssprintf(buf, "%s", _("UPnP detection is in progress..."));
 						}
 					}
 					addConsoleMessage(buf, DEFAULT_JUSTIFY, NOTIFY_MESSAGE);
 				}
 				else
 				{
-					ssprintf(buf, _("UPnP detection disabled by user. Autoconfig of port 2100 will not happen."));
+					ssprintf(buf, "%s", _("UPnP detection disabled by user. Autoconfig of port 2100 will not happen."));
 					addConsoleMessage(buf, DEFAULT_JUSTIFY, NOTIFY_MESSAGE);
 				}
 			}
 			if (challengeActive)
 			{
-				ssprintf(buf, _("Hit the ready box to begin your challenge!"));
+				ssprintf(buf, "%s", _("Hit the ready box to begin your challenge!"));
 			}
 			else if (!bHosted)
 			{
-				ssprintf(buf, _("Press the start hosting button to begin hosting a game."));
+				ssprintf(buf, "%s", _("Press the start hosting button to begin hosting a game."));
 			}
 			addConsoleMessage(buf, DEFAULT_JUSTIFY, NOTIFY_MESSAGE);
 		}
@@ -4234,7 +4234,7 @@
 			}
 			else
 			{
-				ssprintf(buf, "∞");  // Player has ping of somewhat questionable quality.
+				ssprintf(buf, "%s", "∞");  // Player has ping of somewhat questionable quality.
 			}
 			subText += buf;
 		}
Index: warzone2100-3.2.3/src/multijoin.cpp
===================================================================
--- warzone2100-3.2.3.orig/src/multijoin.cpp	2017-04-23 15:12:16.000000000 +0200
+++ warzone2100-3.2.3/src/multijoin.cpp	2017-05-16 19:28:12.028989405 +0200
@@ -484,7 +484,7 @@
 	if (NetPlay.HaveUpgrade)
 	{
 		audio_PlayTrack(ID_SOUND_BUILD_FAIL);
-		ssprintf(buf, _("There is an update to the game, please visit http://wz2100.net to download new version."));
+		ssprintf(buf, "%s", _("There is an update to the game, please visit http://wz2100.net to download new version."));
 		addConsoleMessage(buf, DEFAULT_JUSTIFY, NOTIFY_MESSAGE);
 	}
 	else
Index: warzone2100-3.2.3/src/multiplay.cpp
===================================================================
--- warzone2100-3.2.3.orig/src/multiplay.cpp	2016-12-03 22:52:09.000000000 +0100
+++ warzone2100-3.2.3/src/multiplay.cpp	2017-05-16 19:28:55.228354764 +0200
@@ -1703,11 +1703,11 @@
 			char buf[256];
 			if (game.isMapMod)
 			{
-				ssprintf(buf, _("Warning, this is a map-mod, it could alter normal gameplay."));
+				ssprintf(buf, "%s", _("Warning, this is a map-mod, it could alter normal gameplay."));
 			}
 			else
 			{
-				ssprintf(buf, _("Warning, HOST has altered the game code, and can't be trusted!"));
+				ssprintf(buf, "%s", _("Warning, HOST has altered the game code, and can't be trusted!"));
 			}
 			addConsoleMessage(buf,  DEFAULT_JUSTIFY, NOTIFY_MESSAGE);
 			game.isMapMod = true;