diff --git a/src/controller/securityhub/controller.go b/src/controller/securityhub/controller.go
index f53527a5d..80babcb9a 100644
--- a/src/controller/securityhub/controller.go
+++ b/src/controller/securityhub/controller.go
@@ -86,8 +86,8 @@ func NewController() Controller {
 func (c *controller) SecuritySummary(ctx context.Context, projectID int64, options ...Option) (*secHubModel.Summary, error) {
 	opts := newOptions(options...)
 	scannerUUID, err := c.scannerMgr.DefaultScannerUUID(ctx)
-	if err != nil {
-		return nil, err
+	if len(scannerUUID) == 0 || err != nil {
+		return &secHubModel.Summary{}, nil
 	}
 	sum, err := c.secHubMgr.Summary(ctx, scannerUUID, projectID, nil)
 	if err != nil {
diff --git a/src/pkg/scan/scanner/manager.go b/src/pkg/scan/scanner/manager.go
index 96598f20b..ed73e38ac 100644
--- a/src/pkg/scan/scanner/manager.go
+++ b/src/pkg/scan/scanner/manager.go
@@ -152,5 +152,8 @@ func (bm *basicManager) DefaultScannerUUID(ctx context.Context) (string, error)
 	if err != nil {
 		return "", err
 	}
+	if reg == nil {
+		return "", nil
+	}
 	return reg.UUID, nil
 }
diff --git a/src/server/v2.0/handler/security.go b/src/server/v2.0/handler/security.go
index 27aba998f..d324b97e5 100644
--- a/src/server/v2.0/handler/security.go
+++ b/src/server/v2.0/handler/security.go
@@ -108,8 +108,8 @@ func (s *securityAPI) ListVulnerabilities(ctx context.Context, params securityMo
 		return s.SendError(ctx, err)
 	}
 	scannerUUID, err := scanner.Mgr.DefaultScannerUUID(ctx)
-	if err != nil {
-		return s.SendError(ctx, err)
+	if err != nil || len(scannerUUID) == 0 {
+		return securityModel.NewListVulnerabilitiesOK().WithPayload([]*models.VulnerabilityItem{}).WithXTotalCount(0)
 	}
 	cnt, err := s.controller.CountVuls(ctx, scannerUUID, 0, *params.TuneCount, query)
 	if err != nil {