From b1cc4bf77fd6d85f0044734083369751987b88aa Mon Sep 17 00:00:00 2001
From: wxiaoguang <wxiaoguang@gmail.com>
Date: Sat, 7 Jun 2025 16:24:28 +0800
Subject: [PATCH] Validate hex colors when creating/editing labels (#34623)
 (#34630)

Backport #34623

---------

Co-authored-by: Kemal Zebari <kemalzebra@gmail.com>
---
 templates/repo/issue/labels/label_edit_modal.tmpl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/templates/repo/issue/labels/label_edit_modal.tmpl b/templates/repo/issue/labels/label_edit_modal.tmpl
index 364fc508f1..bee6359081 100644
--- a/templates/repo/issue/labels/label_edit_modal.tmpl
+++ b/templates/repo/issue/labels/label_edit_modal.tmpl
@@ -50,7 +50,7 @@
 			<div class="field">
 				<label for="color">{{ctx.Locale.Tr "repo.issues.label_color"}}</label>
 				<div class="column js-color-picker-input">
-					<input name="color" value="#70c24a" placeholder="#c320f6" required maxlength="7">
+					<input name="color" value="#70c24a" placeholder="#c320f6" required pattern="^#?([\dA-Fa-f]{3}|[\dA-Fa-f]{6})$" maxlength="7">
 					{{template "repo/issue/label_precolors"}}
 				</div>
 			</div>