From 58615be5234069af64d28428e39fa77255ad8aba Mon Sep 17 00:00:00 2001
From: Norwin <noerw@users.noreply.github.com>
Date: Mon, 12 Jul 2021 20:22:47 +0000
Subject: [PATCH]  Validate issue index before querying DB (#16406) (#16410)

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

diff --git a/models/issue.go b/models/issue.go
index 331ea01fdc..f115d76217 100644
--- a/models/issue.go
+++ b/models/issue.go
@@ -1034,6 +1034,9 @@ func newIssueAttempt(repo *Repository, issue *Issue, labelIDs []int64, uuids []s
 
 // 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,