diff --git a/backend/routers/__pycache__/inbox.cpython-311.pyc b/backend/routers/__pycache__/inbox.cpython-311.pyc
index 0794dd7..2d39406 100644
Binary files a/backend/routers/__pycache__/inbox.cpython-311.pyc and b/backend/routers/__pycache__/inbox.cpython-311.pyc differ
diff --git a/backend/routers/__pycache__/issues.cpython-311.pyc b/backend/routers/__pycache__/issues.cpython-311.pyc
index 34d6e8c..3a3a98b 100644
Binary files a/backend/routers/__pycache__/issues.cpython-311.pyc and b/backend/routers/__pycache__/issues.cpython-311.pyc differ
diff --git a/backend/routers/__pycache__/reports.cpython-311.pyc b/backend/routers/__pycache__/reports.cpython-311.pyc
index 9303efd..aa0ab6d 100644
Binary files a/backend/routers/__pycache__/reports.cpython-311.pyc and b/backend/routers/__pycache__/reports.cpython-311.pyc differ
diff --git a/backend/routers/issues.py b/backend/routers/issues.py
index f812072..45cee33 100644
--- a/backend/routers/issues.py
+++ b/backend/routers/issues.py
@@ -65,7 +65,8 @@ async def read_issues(
     if status:
         query = query.filter(Issue.status == status)
     
-    issues = query.offset(skip).limit(limit).all()
+    # 최신순 정렬 (report_date 기준)
+    issues = query.order_by(Issue.report_date.desc()).offset(skip).limit(limit).all()
     return issues
 
 @router.get("/admin/all", response_model=List[schemas.Issue])
@@ -93,7 +94,8 @@ async def read_all_issues_admin(
     if status:
         query = query.filter(Issue.status == status)
     
-    issues = query.offset(skip).limit(limit).all()
+    # 최신순 정렬 (report_date 기준)
+    issues = query.order_by(Issue.report_date.desc()).offset(skip).limit(limit).all()
     return issues
 
 @router.get("/{issue_id}", response_model=schemas.Issue)
diff --git a/backend/routers/reports.py b/backend/routers/reports.py
index 5bf90f9..e3dbad5 100644
--- a/backend/routers/reports.py
+++ b/backend/routers/reports.py
@@ -92,7 +92,7 @@ async def get_report_issues(
     if current_user.role == UserRole.user:
         query = query.filter(Issue.reporter_id == current_user.id)
     
-    issues = query.order_by(Issue.report_date).all()
+    issues = query.order_by(Issue.report_date.desc()).all()
     
     return [{
         "id": issue.id,
diff --git a/frontend/issues-archive.html b/frontend/issues-archive.html
index 6cdd746..e070e84 100644
--- a/frontend/issues-archive.html
+++ b/frontend/issues-archive.html
@@ -395,15 +395,15 @@
             filteredIssues.sort((a, b) => {
                 switch (sortOrder) {
                     case 'newest':
-                        return new Date(b.updated_at || b.created_at) - new Date(a.updated_at || a.created_at);
+                        return new Date(b.report_date) - new Date(a.report_date);
                     case 'oldest':
-                        return new Date(a.updated_at || a.created_at) - new Date(b.updated_at || b.created_at);
+                        return new Date(a.report_date) - new Date(b.report_date);
                     case 'completed':
-                        return new Date(b.updated_at || b.created_at) - new Date(a.updated_at || a.created_at);
+                        return new Date(b.disposed_at || b.report_date) - new Date(a.disposed_at || a.report_date);
                     case 'category':
                         return (a.category || '').localeCompare(b.category || '');
                     default:
-                        return new Date(b.updated_at || b.created_at) - new Date(a.updated_at || a.created_at);
+                        return new Date(b.report_date) - new Date(a.report_date);
                 }
             });
         }
diff --git a/frontend/issues-inbox.html b/frontend/issues-inbox.html
index e4ba2b0..18f2e09 100644
--- a/frontend/issues-inbox.html
+++ b/frontend/issues-inbox.html
@@ -703,14 +703,14 @@
             filteredIssues.sort((a, b) => {
                 switch (sortOrder) {
                     case 'newest':
-                        return new Date(b.created_at) - new Date(a.created_at);
+                        return new Date(b.report_date) - new Date(a.report_date);
                     case 'oldest':
-                        return new Date(a.created_at) - new Date(b.created_at);
+                        return new Date(a.report_date) - new Date(b.report_date);
                     case 'priority':
                         const priorityOrder = { 'high': 3, 'medium': 2, 'low': 1 };
                         return (priorityOrder[b.priority] || 1) - (priorityOrder[a.priority] || 1);
                     default:
-                        return new Date(b.created_at) - new Date(a.created_at);
+                        return new Date(b.report_date) - new Date(a.report_date);
                 }
             });
         }
diff --git a/frontend/issues-management.html b/frontend/issues-management.html
index e612071..6071939 100644
--- a/frontend/issues-management.html
+++ b/frontend/issues-management.html
@@ -406,14 +406,14 @@
                         const priorityOrder = { 'high': 3, 'medium': 2, 'low': 1 };
                         return (priorityOrder[b.priority] || 1) - (priorityOrder[a.priority] || 1);
                     case 'newest':
-                        return new Date(b.created_at) - new Date(a.created_at);
+                        return new Date(b.report_date) - new Date(a.report_date);
                     case 'oldest':
-                        return new Date(a.created_at) - new Date(b.created_at);
+                        return new Date(a.report_date) - new Date(b.report_date);
                     case 'status':
                         const statusOrder = { 'new': 4, 'processing': 3, 'pending': 2, 'completed': 1 };
                         return (statusOrder[b.status] || 0) - (statusOrder[a.status] || 0);
                     default:
-                        return new Date(b.created_at) - new Date(a.created_at);
+                        return new Date(b.report_date) - new Date(a.report_date);
                 }
             });
         }