fix(imessage): keep DM pairing-store identities out of group allowlist auth

src/imessage/monitor.skips-group-messages-without-mention-by-default.test.ts

@@ -31,6 +31,29 @@ function getConfig(): TestConfig {
 }
 
 describe("monitorIMessageProvider", () => {
+  it("ignores malformed rpc message payloads", async () => {
+    const run = monitorIMessageProvider();
+    await waitForSubscribe();
+
+    notificationHandler?.({
+      method: "message",
+      params: {
+        message: {
+          id: 1,
+          sender: { nested: "not-a-string" },
+          text: "hello",
+        },
+      },
+    });
+
+    await flush();
+    closeResolve?.();
+    await run;
+
+    expect(replyMock).not.toHaveBeenCalled();
+    expect(sendMock).not.toHaveBeenCalled();
+  });
+
   it("skips group messages without a mention by default", async () => {
     const run = monitorIMessageProvider();
     await waitForSubscribe();
@@ -364,6 +387,127 @@ describe("monitorIMessageProvider", () => {
     await run;
 
     expect(replyMock).not.toHaveBeenCalled();
+    expect(sendMock).not.toHaveBeenCalled();
+  });
+
+  it("does not allow group sender from pairing store when groupPolicy is allowlist", async () => {
+    config = {
+      ...config,
+      channels: {
+        ...config.channels,
+        imessage: {
+          ...config.channels?.imessage,
+          dmPolicy: "pairing",
+          allowFrom: [],
+          groupPolicy: "allowlist",
+          groupAllowFrom: [],
+        },
+      },
+    };
+    readAllowFromStoreMock.mockResolvedValue(["+15550003333"]);
+    const run = monitorIMessageProvider();
+    await waitForSubscribe();
+
+    notificationHandler?.({
+      method: "message",
+      params: {
+        message: {
+          id: 30,
+          chat_id: 909,
+          sender: "+15550003333",
+          is_from_me: false,
+          text: "@openclaw hi from paired sender",
+          is_group: true,
+        },
+      },
+    });
+
+    await flush();
+    closeResolve?.();
+    await run;
+
+    expect(replyMock).not.toHaveBeenCalled();
+    expect(sendMock).not.toHaveBeenCalled();
+  });
+
+  it("does not allow sender from pairing store when groupAllowFrom is restricted to a different chat_id", async () => {
+    config = {
+      ...config,
+      channels: {
+        ...config.channels,
+        imessage: {
+          ...config.channels?.imessage,
+          dmPolicy: "pairing",
+          allowFrom: [],
+          groupPolicy: "allowlist",
+          groupAllowFrom: ["chat_id:101"],
+        },
+      },
+    };
+    readAllowFromStoreMock.mockResolvedValue(["+15550003333"]);
+    const run = monitorIMessageProvider();
+    await waitForSubscribe();
+
+    notificationHandler?.({
+      method: "message",
+      params: {
+        message: {
+          id: 31,
+          chat_id: 202,
+          sender: "+15550003333",
+          is_from_me: false,
+          text: "@openclaw hi from paired sender",
+          is_group: true,
+        },
+      },
+    });
+
+    await flush();
+    closeResolve?.();
+    await run;
+
+    expect(replyMock).not.toHaveBeenCalled();
+    expect(sendMock).not.toHaveBeenCalled();
+  });
+
+  it("does not authorize control command via pairing-store sender in non-allowlisted chat", async () => {
+    config = {
+      ...config,
+      channels: {
+        ...config.channels,
+        imessage: {
+          ...config.channels?.imessage,
+          dmPolicy: "pairing",
+          allowFrom: [],
+          groupPolicy: "allowlist",
+          groupAllowFrom: ["chat_id:101"],
+        },
+      },
+    };
+    readAllowFromStoreMock.mockResolvedValue(["+15550003333"]);
+    const run = monitorIMessageProvider();
+    await waitForSubscribe();
+
+    notificationHandler?.({
+      method: "message",
+      params: {
+        message: {
+          id: 32,
+          chat_id: 202,
+          sender: "+15550003333",
+          is_from_me: false,
+          text: "/status",
+          is_group: true,
+        },
+      },
+    });
+
+    await flush();
+    closeResolve?.();
+    await run;
+
+    expect(replyMock).not.toHaveBeenCalled();
+    expect(sendMock).not.toHaveBeenCalled();
   });
 
   it("blocks group messages when groupPolicy is disabled", async () => {

src/imessage/monitor/monitor-provider.ts

@@ -111,6 +111,88 @@ function describeReplyContext(message: IMessagePayload): IMessageReplyContext |
   return { body, id, sender };
 }
 
+function isRecord(value: unknown): value is Record<string, unknown> {
+  return Boolean(value) && typeof value === "object" && !Array.isArray(value);
+}
+
+function isOptionalString(value: unknown): value is string | null | undefined {
+  return value === undefined || value === null || typeof value === "string";
+}
+
+function isOptionalStringOrNumber(value: unknown): value is string | number | null | undefined {
+  return (
+    value === undefined || value === null || typeof value === "string" || typeof value === "number"
+  );
+}
+
+function isOptionalNumber(value: unknown): value is number | null | undefined {
+  return value === undefined || value === null || typeof value === "number";
+}
+
+function isOptionalBoolean(value: unknown): value is boolean | null | undefined {
+  return value === undefined || value === null || typeof value === "boolean";
+}
+
+function isOptionalStringArray(value: unknown): value is string[] | null | undefined {
+  return (
+    value === undefined ||
+    value === null ||
+    (Array.isArray(value) && value.every((entry) => typeof entry === "string"))
+  );
+}
+
+function isOptionalAttachments(value: unknown): value is IMessagePayload["attachments"] {
+  if (value === undefined || value === null) {
+    return true;
+  }
+  if (!Array.isArray(value)) {
+    return false;
+  }
+  return value.every((attachment) => {
+    if (!isRecord(attachment)) {
+      return false;
+    }
+    return (
+      isOptionalString(attachment.original_path) &&
+      isOptionalString(attachment.mime_type) &&
+      isOptionalBoolean(attachment.missing)
+    );
+  });
+}
+
+function parseIMessageNotification(raw: unknown): IMessagePayload | null {
+  if (!isRecord(raw)) {
+    return null;
+  }
+  const maybeMessage = raw.message;
+  if (!isRecord(maybeMessage)) {
+    return null;
+  }
+
+  const message: IMessagePayload = maybeMessage;
+  if (
+    !isOptionalNumber(message.id) ||
+    !isOptionalNumber(message.chat_id) ||
+    !isOptionalString(message.sender) ||
+    !isOptionalBoolean(message.is_from_me) ||
+    !isOptionalString(message.text) ||
+    !isOptionalStringOrNumber(message.reply_to_id) ||
+    !isOptionalString(message.reply_to_text) ||
+    !isOptionalString(message.reply_to_sender) ||
+    !isOptionalString(message.created_at) ||
+    !isOptionalAttachments(message.attachments) ||
+    !isOptionalString(message.chat_identifier) ||
+    !isOptionalString(message.chat_guid) ||
+    !isOptionalString(message.chat_name) ||
+    !isOptionalStringArray(message.participants) ||
+    !isOptionalBoolean(message.is_group)
+  ) {
+    return null;
+  }
+
+  return message;
+}
+
 /**
  * Cache for recently sent messages, used for echo detection.
  * Keys are scoped by conversation (accountId:target) so the same text in different chats is not conflated.
@@ -294,7 +376,9 @@ export async function monitorIMessageProvider(opts: MonitorIMessageOpts = {}): P
     const effectiveDmAllowFrom = Array.from(new Set([...allowFrom, ...storeAllowFrom]))
       .map((v) => String(v).trim())
       .filter(Boolean);
-    const effectiveGroupAllowFrom = Array.from(new Set([...groupAllowFrom, ...storeAllowFrom]))
+    // Keep DM pairing-store authorization scoped to DMs; group access must come
+    // from explicit group allowlist config.
+    const effectiveGroupAllowFrom = Array.from(new Set(groupAllowFrom))
       .map((v) => String(v).trim())
       .filter(Boolean);
 
@@ -676,9 +760,9 @@ export async function monitorIMessageProvider(opts: MonitorIMessageOpts = {}): P
   }
 
   const handleMessage = async (raw: unknown) => {
-    const params = raw as { message?: IMessagePayload | null };
-    const message = params?.message ?? null;
+    const message = parseIMessageNotification(raw);
     if (!message) {
+      logVerbose("imessage: dropping malformed RPC message payload");
       return;
     }
     await inboundDebouncer.enqueue({ message });