diff --git a/server/src/db/repository.ts b/server/src/db/repository.ts
index 96f768b..6fdbb3a 100644
--- a/server/src/db/repository.ts
+++ b/server/src/db/repository.ts
@@ -4261,11 +4261,11 @@ export class MysqlRepository {
              duration_hours as durationHours, amount, location, status, created_at as createdAt
       FROM orders
       WHERE buyer_id = ?
-         OR expert_id = ?
          OR claimed_by = ?
-         OR companion_name IN (SELECT name FROM companions WHERE user_id = ? OR id = ?)
+         OR expert_id IN (SELECT id FROM companions WHERE user_id = ?)
+         OR companion_name IN (SELECT name FROM companions WHERE user_id = ?)
       ORDER BY created_at DESC
-    `, [id, id, id, id, id]);
+    `, [id, id, id, id]);
 
     // 资金流水（按 user_id 精确归属）
     const [financeRecords]: any = await pool.query(`
diff --git a/server/tests/read-scope.spec.ts b/server/tests/read-scope.spec.ts
index b4c73fa..03634c7 100644
--- a/server/tests/read-scope.spec.ts
+++ b/server/tests/read-scope.spec.ts
@@ -29,6 +29,10 @@ describe('第十二批读接口数据隔离闸门 (订单 / 我的组局 / 分
       expect(block).not.toContain('WHERE user_id = ? OR id = ?');
     });
 
+    it('订单归属不得把用户 id 当作大神档案 id 兜底（防 id 撞号越权）', () => {
+      expect(repoCode).not.toContain('user_id = ? OR id = ?');
+    });
+
     it('订单列表：管理端全量，普通用户仅本人相关', () => {
       const block = routeBlock("app.get('/api/orders',", 1800);
       expect(block).toContain('isVerifiedAdminRequest(req)');
diff --git a/server/tests/user-detail-scope.spec.ts b/server/tests/user-detail-scope.spec.ts
index 7c61d7e..266ba6e 100644
--- a/server/tests/user-detail-scope.spec.ts
+++ b/server/tests/user-detail-scope.spec.ts
@@ -13,7 +13,9 @@ describe('第五十一批用户360画像关联闸门', () => {
     const start = repoCode.indexOf('async getUserDetail(');
     expect(start).toBeGreaterThan(-1);
     const block = repoCode.slice(start, start + 3000);
-    expect(block).toContain('OR companion_name IN (SELECT name FROM companions WHERE user_id = ? OR id = ?)');
+    expect(block).toContain('OR expert_id IN (SELECT id FROM companions WHERE user_id = ?)');
+    expect(block).toContain('OR companion_name IN (SELECT name FROM companions WHERE user_id = ?)');
+    expect(block).not.toContain('user_id = ? OR id = ?');
     expect(block).not.toContain('WHERE client_name = ? OR companion_name = ?');
   });