From 73116f35f39304f61e8870d6b29ab00f9a8319fe Mon Sep 17 00:00:00 2001
From: Adam <Adam@sigterm.info>
Date: Tue, 21 Jun 2022 19:05:58 -0400
Subject: [PATCH] party: sanitize passphrase inputs

---
 .../runelite/client/plugins/party/PartyPanel.java   | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/party/PartyPanel.java b/runelite-client/src/main/java/net/runelite/client/plugins/party/PartyPanel.java
index 5b110e33fd..b199d7141f 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/party/PartyPanel.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/party/PartyPanel.java
@@ -165,6 +165,19 @@ class PartyPanel extends PluginPanel
 					return;
 				}
 
+				for (int i = 0; i < s.length(); ++i)
+				{
+					char ch = s.charAt(i);
+					if (!Character.isLetter(ch) && !Character.isDigit(ch) && ch != '-')
+					{
+						JOptionPane.showMessageDialog(joinPartyButton,
+							"Party passphrase must be a combination of alphanumeric or hyphen characters.",
+							"Invalid party passphrase",
+							JOptionPane.ERROR_MESSAGE);
+						return;
+					}
+				}
+
 				party.changeParty(s);
 			}
 		});