diff --git a/src/app/(main)/websites/[websiteId]/(reports)/funnels/BoardFunnel.tsx b/src/app/(main)/websites/[websiteId]/(reports)/funnels/BoardFunnel.tsx
index 8818cf381..63876fe8d 100644
--- a/src/app/(main)/websites/[websiteId]/(reports)/funnels/BoardFunnel.tsx
+++ b/src/app/(main)/websites/[websiteId]/(reports)/funnels/BoardFunnel.tsx
@@ -1,6 +1,7 @@
 import { Text } from '@umami/react-zen';
 import { EmptyPlaceholder } from '@/components/common/EmptyPlaceholder';
 import { LoadingPanel } from '@/components/common/LoadingPanel';
+import { Link2Off } from '@/components/icons';
 import { useReportQuery } from '@/components/hooks/queries/useReportQuery';
 import { Funnel } from './Funnel';
 
@@ -9,7 +10,11 @@ export function BoardFunnel({ websiteId, reportId }: { websiteId: string; report
 
   if (!reportId) {
     return (
-      <EmptyPlaceholder title="Select a saved funnel" description="Choose an existing funnel." />
+      <EmptyPlaceholder
+        icon={<Link2Off />}
+        title="Reconnect funnel"
+        description="Choose a funnel for this website."
+      />
     );
   }
 
diff --git a/src/app/(main)/websites/[websiteId]/(reports)/goals/BoardGoal.tsx b/src/app/(main)/websites/[websiteId]/(reports)/goals/BoardGoal.tsx
index 1211adfd8..7e68181e7 100644
--- a/src/app/(main)/websites/[websiteId]/(reports)/goals/BoardGoal.tsx
+++ b/src/app/(main)/websites/[websiteId]/(reports)/goals/BoardGoal.tsx
@@ -2,6 +2,7 @@ import { Text } from '@umami/react-zen';
 import { EmptyPlaceholder } from '@/components/common/EmptyPlaceholder';
 import { LoadingPanel } from '@/components/common/LoadingPanel';
 import { useDateRange } from '@/components/hooks';
+import { Link2Off } from '@/components/icons';
 import { useReportQuery } from '@/components/hooks/queries/useReportQuery';
 import { Goal } from './Goal';
 
@@ -12,7 +13,13 @@ export function BoardGoal({ websiteId, reportId }: { websiteId: string; reportId
   const { data, isLoading, error, isFetching } = useReportQuery(reportId || '');
 
   if (!reportId) {
-    return <EmptyPlaceholder title="Select a saved goal" description="Choose an existing goal." />;
+    return (
+      <EmptyPlaceholder
+        icon={<Link2Off />}
+        title="Reconnect goal"
+        description="Choose a goal for this website."
+      />
+    );
   }
 
   if (data && (data.type !== 'goal' || data.websiteId !== websiteId)) {
diff --git a/src/app/api/boards/[boardId]/clone/route.ts b/src/app/api/boards/[boardId]/clone/route.ts
index 7431cdaa6..b127f7fcb 100644
--- a/src/app/api/boards/[boardId]/clone/route.ts
+++ b/src/app/api/boards/[boardId]/clone/route.ts
@@ -10,6 +10,8 @@ import {
   canCreateWebsite,
   canUpdateBoard,
   canViewBoardEntities,
+  hasValidBoardReports,
+  stripInvalidBoardReports,
 } from '@/permissions';
 import { createBoard, getBoard } from '@/queries/prisma';
 
@@ -57,12 +59,18 @@ export async function POST(request: Request, { params }: { params: Promise<{ boa
     return badRequest({ message: 'Board contains inaccessible entities.' });
   }
 
+  const sanitizedParameters = await stripInvalidBoardReports(sourceType, parameters);
+
+  if (!(await hasValidBoardReports(sourceType, sanitizedParameters))) {
+    return badRequest({ message: 'Board contains invalid saved reports.' });
+  }
+
   const result = await createBoard({
     id: uuid(),
     type: sourceType,
     name: body.name ?? sourceBoard.name,
     description: body.description ?? sourceBoard.description,
-    parameters: parameters as Prisma.InputJsonValue,
+    parameters: sanitizedParameters as Prisma.InputJsonValue,
     teamId: sourceBoard.teamId,
     userId: sourceBoard.teamId ? undefined : sourceBoard.userId ?? auth.user.id,
   });
diff --git a/src/app/api/boards/[boardId]/route.ts b/src/app/api/boards/[boardId]/route.ts
index 4ce188411..a923adcf0 100644
--- a/src/app/api/boards/[boardId]/route.ts
+++ b/src/app/api/boards/[boardId]/route.ts
@@ -3,7 +3,13 @@ import { BOARD_TYPES, normalizeBoardType } from '@/lib/boards';
 import type { BoardParameters } from '@/lib/types';
 import { parseRequest } from '@/lib/request';
 import { badRequest, json, ok, serverError, unauthorized } from '@/lib/response';
-import { canDeleteBoard, canUpdateBoard, canViewBoard, canViewBoardEntities } from '@/permissions';
+import {
+  canDeleteBoard,
+  canUpdateBoard,
+  canViewBoard,
+  canViewBoardEntities,
+  hasValidBoardReports,
+} from '@/permissions';
 import { deleteBoard, getBoard, updateBoard } from '@/queries/prisma';
 
 export async function GET(request: Request, { params }: { params: Promise<{ boardId: string }> }) {
@@ -68,6 +74,10 @@ export async function POST(request: Request, { params }: { params: Promise<{ boa
     if (!(await canViewBoardEntities(auth, nextType, nextParameters))) {
       return badRequest({ message: 'Board contains inaccessible entities.' });
     }
+
+    if (!(await hasValidBoardReports(nextType, nextParameters))) {
+      return badRequest({ message: 'Board contains invalid saved reports.' });
+    }
   }
 
   try {
diff --git a/src/app/api/boards/route.ts b/src/app/api/boards/route.ts
index fd78f0029..252b6d697 100644
--- a/src/app/api/boards/route.ts
+++ b/src/app/api/boards/route.ts
@@ -4,7 +4,12 @@ import { uuid } from '@/lib/crypto';
 import { getQueryFilters, parseRequest } from '@/lib/request';
 import { badRequest, json, unauthorized } from '@/lib/response';
 import { pagingParams, searchParams, sortingParams } from '@/lib/schema';
-import { canCreateTeamWebsite, canCreateWebsite, canViewBoardEntities } from '@/permissions';
+import {
+  canCreateTeamWebsite,
+  canCreateWebsite,
+  canViewBoardEntities,
+  hasValidBoardReports,
+} from '@/permissions';
 import { createBoard, getUserBoards } from '@/queries/prisma';
 
 export async function GET(request: Request) {
@@ -62,6 +67,10 @@ export async function POST(request: Request) {
     return badRequest({ message: 'Board contains inaccessible entities.' });
   }
 
+  if (!(await hasValidBoardReports(body.type, body.parameters))) {
+    return badRequest({ message: 'Board contains invalid saved reports.' });
+  }
+
   const data = {
     ...body,
     type: normalizeBoardType(body.type),
diff --git a/src/app/api/dashboard/route.ts b/src/app/api/dashboard/route.ts
index 868c39d6b..71a7dc92d 100644
--- a/src/app/api/dashboard/route.ts
+++ b/src/app/api/dashboard/route.ts
@@ -1,6 +1,7 @@
 import { z } from 'zod';
+import { hasValidBoardReports } from '@/permissions';
 import { parseRequest } from '@/lib/request';
-import { json, unauthorized } from '@/lib/response';
+import { badRequest, json, unauthorized } from '@/lib/response';
 import { createBoard, getBoard, updateBoard } from '@/queries/prisma';
 
 export async function GET(request: Request) {
@@ -45,6 +46,10 @@ export async function POST(request: Request) {
     parameters: body.parameters ?? {},
   };
 
+  if (!(await hasValidBoardReports(existing?.type ?? 'dashboard', data.parameters))) {
+    return badRequest({ message: 'Board contains invalid saved reports.' });
+  }
+
   if (existing) {
     const result = await updateBoard(userId, data);
 
diff --git a/src/permissions/board.test.ts b/src/permissions/board.test.ts
index afae58084..97344b57c 100644
--- a/src/permissions/board.test.ts
+++ b/src/permissions/board.test.ts
@@ -1,12 +1,18 @@
 import { beforeEach, expect, test, vi } from 'vitest';
 import { BOARD_TYPES } from '@/lib/boards';
-import { canViewBoardEntities } from './board';
+import { getReport } from '@/queries/prisma';
+import {
+  canViewBoardEntities,
+  hasValidBoardReports,
+  stripInvalidBoardReports,
+} from './board';
 import { canViewLink } from './link';
 import { canViewPixel } from './pixel';
 import { canViewWebsite } from './website';
 
 vi.mock('@/queries/prisma', () => ({
   getBoard: vi.fn(),
+  getReport: vi.fn(),
   getTeamUser: vi.fn(),
 }));
 
@@ -42,6 +48,7 @@ beforeEach(() => {
   vi.mocked(canViewWebsite).mockReset();
   vi.mocked(canViewPixel).mockReset();
   vi.mocked(canViewLink).mockReset();
+  vi.mocked(getReport).mockReset();
 });
 
 test('canViewBoardEntities validates board IDs with user auth only', async () => {
@@ -82,3 +89,170 @@ test('canViewBoardEntities rejects IDs not accessible to the user', async () =>
     }),
   ).resolves.toBe(false);
 });
+
+test('hasValidBoardReports allows saved reports for the board website', async () => {
+  vi.mocked(getReport).mockResolvedValue({
+    id: 'report-1',
+    websiteId: 'website-1',
+    type: 'goal',
+  } as any);
+
+  await expect(
+    hasValidBoardReports(BOARD_TYPES.website, {
+      websiteId: 'website-1',
+      rows: [
+        {
+          id: 'row-1',
+          columns: [
+            {
+              id: 'column-1',
+              component: {
+                type: 'Goal',
+                props: {
+                  reportId: 'report-1',
+                },
+              },
+            },
+          ],
+        },
+      ],
+    }),
+  ).resolves.toBe(true);
+});
+
+test('hasValidBoardReports rejects saved reports from a different website', async () => {
+  vi.mocked(getReport).mockResolvedValue({
+    id: 'report-1',
+    websiteId: 'website-2',
+    type: 'goal',
+  } as any);
+
+  await expect(
+    hasValidBoardReports(BOARD_TYPES.website, {
+      websiteId: 'website-1',
+      rows: [
+        {
+          id: 'row-1',
+          columns: [
+            {
+              id: 'column-1',
+              component: {
+                type: 'Goal',
+                props: {
+                  reportId: 'report-1',
+                },
+              },
+            },
+          ],
+        },
+      ],
+    }),
+  ).resolves.toBe(false);
+});
+
+test('hasValidBoardReports rejects saved reports with the wrong type', async () => {
+  vi.mocked(getReport).mockResolvedValue({
+    id: 'report-1',
+    websiteId: 'website-1',
+    type: 'funnel',
+  } as any);
+
+  await expect(
+    hasValidBoardReports(BOARD_TYPES.website, {
+      websiteId: 'website-1',
+      rows: [
+        {
+          id: 'row-1',
+          columns: [
+            {
+              id: 'column-1',
+              component: {
+                type: 'Goal',
+                props: {
+                  reportId: 'report-1',
+                },
+              },
+            },
+          ],
+        },
+      ],
+    }),
+  ).resolves.toBe(false);
+});
+
+test('hasValidBoardReports rejects report widgets without a website context', async () => {
+  await expect(
+    hasValidBoardReports(BOARD_TYPES.pixel, {
+      pixelId: 'pixel-1',
+      rows: [
+        {
+          id: 'row-1',
+          columns: [
+            {
+              id: 'column-1',
+              component: {
+                type: 'Goal',
+                props: {
+                  reportId: 'report-1',
+                },
+              },
+            },
+          ],
+        },
+      ],
+    }),
+  ).resolves.toBe(false);
+});
+
+test('stripInvalidBoardReports removes only invalid report IDs', async () => {
+  vi.mocked(getReport).mockResolvedValue({
+    id: 'report-1',
+    websiteId: 'website-2',
+    type: 'goal',
+  } as any);
+
+  await expect(
+    stripInvalidBoardReports(BOARD_TYPES.website, {
+      websiteId: 'website-1',
+      rows: [
+        {
+          id: 'row-1',
+          columns: [
+            {
+              id: 'column-1',
+              component: {
+                type: 'Goal',
+                title: 'Saved signup goal',
+                description: 'Should stay on the board',
+                props: {
+                  reportId: 'report-1',
+                  customValue: 'keep-me',
+                },
+              },
+            },
+          ],
+        },
+      ],
+    }),
+  ).resolves.toEqual({
+    websiteId: 'website-1',
+    rows: [
+      {
+        id: 'row-1',
+        columns: [
+          {
+            id: 'column-1',
+            component: {
+              type: 'Goal',
+              title: 'Saved signup goal',
+              description: 'Should stay on the board',
+              props: {
+                customValue: 'keep-me',
+              },
+            },
+          },
+        ],
+      },
+    ],
+  });
+});
diff --git a/src/permissions/board.ts b/src/permissions/board.ts
index d63b4a495..01082ce8e 100644
--- a/src/permissions/board.ts
+++ b/src/permissions/board.ts
@@ -1,12 +1,58 @@
 import { hasPermission } from '@/lib/auth';
-import { getBoardEntityIds } from '@/lib/boards';
+import { BOARD_ENTITY_TYPES, getBoardEntityIds, getResolvedComponentEntity } from '@/lib/boards';
 import { PERMISSIONS } from '@/lib/constants';
-import type { Auth, BoardParameters } from '@/lib/types';
-import { getBoard, getTeamUser } from '@/queries/prisma';
+import type { Auth, BoardComponentConfig, BoardParameters } from '@/lib/types';
+import { getBoard, getReport, getTeamUser } from '@/queries/prisma';
 import { canViewLink } from './link';
 import { canViewPixel } from './pixel';
 import { canViewWebsite } from './website';
 
+const BOARD_COMPONENT_REPORT_TYPES = {
+  Funnel: 'funnel',
+  Goal: 'goal',
+} as const;
+
+function getExpectedBoardReportType(componentType?: string) {
+  return componentType && componentType in BOARD_COMPONENT_REPORT_TYPES
+    ? BOARD_COMPONENT_REPORT_TYPES[componentType as keyof typeof BOARD_COMPONENT_REPORT_TYPES]
+    : null;
+}
+
+async function isValidBoardReportReference(
+  board: { type?: string; parameters?: BoardParameters },
+  component: BoardComponentConfig,
+  reportCache: Map<string, ReturnType<typeof getReport>>,
+) {
+  const expectedReportType = getExpectedBoardReportType(component.type);
+
+  if (!expectedReportType) {
+    return true;
+  }
+
+  const reportId = component.props?.reportId;
+
+  if (reportId == null || reportId === '') {
+    return true;
+  }
+
+  if (typeof reportId !== 'string') {
+    return false;
+  }
+
+  const entity = getResolvedComponentEntity(board, component);
+
+  if (entity.entityType !== BOARD_ENTITY_TYPES.website || !entity.entityId) {
+    return false;
+  }
+
+  const reportPromise = reportCache.get(reportId) ?? getReport(reportId);
+  reportCache.set(reportId, reportPromise);
+
+  const report = await reportPromise;
+
+  return !!report && report.type === expectedReportType && report.websiteId === entity.entityId;
+}
+
 async function checkBoardEntityAccess(check: Promise<boolean>) {
   try {
     return await check;
@@ -33,6 +79,78 @@ export async function canViewBoardEntities(
   return results.every(Boolean);
 }
 
+export async function hasValidBoardReports(
+  type: string | undefined,
+  parameters: BoardParameters = {},
+) {
+  const board = { type, parameters };
+  const reportCache = new Map<string, ReturnType<typeof getReport>>();
+
+  for (const row of parameters.rows ?? []) {
+    for (const column of row.columns ?? []) {
+      const component = column.component;
+      if (!component) {
+        continue;
+      }
+
+      if (!(await isValidBoardReportReference(board, component, reportCache))) {
+        return false;
+      }
+    }
+  }
+
+  return true;
+}
+
+export async function stripInvalidBoardReports(
+  type: string | undefined,
+  parameters: BoardParameters = {},
+) {
+  const board = { type, parameters };
+  const reportCache = new Map<string, ReturnType<typeof getReport>>();
+  let hasChanges = false;
+
+  const rows = await Promise.all(
+    (parameters.rows ?? []).map(async row => {
+      const columns = await Promise.all(
+        row.columns.map(async column => {
+          const component = column.component;
+
+          if (!component || (await isValidBoardReportReference(board, component, reportCache))) {
+            return column;
+          }
+
+          hasChanges = true;
+
+          const { reportId: _reportId, ...nextProps } = component.props ?? {};
+
+          return {
+            ...column,
+            component: {
+              ...component,
+              props: Object.keys(nextProps).length > 0 ? nextProps : undefined,
+            },
+          };
+        }),
+      );
+
+      return {
+        ...row,
+        columns,
+      };
+    }),
+  );
+
+  if (!hasChanges) {
+    return parameters;
+  }
+
+  return {
+    ...parameters,
+    rows,
+  };
+}
+
 export async function canViewBoard({ user, shareToken }: Auth, boardId: string) {
   if (user?.isAdmin) {
     return true;