Htmls set by players should not contain any tags.

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/communitybbs/BB/Post.java

@@ -123,7 +123,8 @@ public class Post
 				return "";
 			}
 			
-			return _postText;
+			// Returns text without tags.
+			return _postText.replaceAll("<.*?>", "");
 		}
 	}
 	

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/model/clan/Clan.java

@@ -1246,7 +1246,8 @@ public class Clan implements IIdentifiable, INamable
 			return "";
 		}
 		
-		return _notice;
+		// Returns text without tags.
+		return _notice.replaceAll("<.*?>", "");
 	}
 	
 	private void restoreSkills()