From fb04cc7dbd619589e45180e1a017c8039ecd9342 Mon Sep 17 00:00:00 2001
From: Norwin <noerw@users.noreply.github.com>
Date: Mon, 12 Jul 2021 20:22:27 +0000
Subject: [PATCH] Validate Issue Index before querying DB (#16406)

---
 models/issue.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/models/issue.go b/models/issue.go
index b9643ae00..225dfee20 100644
--- a/models/issue.go
+++ b/models/issue.go
@@ -1018,6 +1018,9 @@ func NewIssue(repo *Repository, issue *Issue, labelIDs []int64, uuids []string)
 
 // GetIssueByIndex returns raw issue without loading attributes by index in a repository.
 func GetIssueByIndex(repoID, index int64) (*Issue, error) {
+	if index < 1 {
+		return nil, ErrIssueNotExist{}
+	}
 	issue := &Issue{
 		RepoID: repoID,
 		Index:  index,