diff --git a/homeassistant/components/fritz/config_flow.py b/homeassistant/components/fritz/config_flow.py
index ec9ffdd7554..920ecda1c52 100644
--- a/homeassistant/components/fritz/config_flow.py
+++ b/homeassistant/components/fritz/config_flow.py
@@ -57,6 +57,8 @@ class FritzBoxToolsFlowHandler(ConfigFlow, domain=DOMAIN):
 
     VERSION = 1
 
+    _host: str
+
     @staticmethod
     @callback
     def async_get_options_flow(
@@ -67,7 +69,6 @@ class FritzBoxToolsFlowHandler(ConfigFlow, domain=DOMAIN):
 
     def __init__(self) -> None:
         """Initialize FRITZ!Box Tools flow."""
-        self._host: str | None = None
         self._name: str = ""
         self._password: str = ""
         self._use_tls: bool = False
@@ -112,7 +113,6 @@ class FritzBoxToolsFlowHandler(ConfigFlow, domain=DOMAIN):
 
     async def async_check_configured_entry(self) -> ConfigEntry | None:
         """Check if entry is configured."""
-        assert self._host
         current_host = await self.hass.async_add_executor_job(
             socket.gethostbyname, self._host
         )
@@ -154,15 +154,17 @@ class FritzBoxToolsFlowHandler(ConfigFlow, domain=DOMAIN):
     ) -> ConfigFlowResult:
         """Handle a flow initialized by discovery."""
         ssdp_location: ParseResult = urlparse(discovery_info.ssdp_location or "")
-        self._host = ssdp_location.hostname
+        host = ssdp_location.hostname
+        if not host or ipaddress.ip_address(host).is_link_local:
+            return self.async_abort(reason="ignore_ip6_link_local")
+
+        self._host = host
         self._name = (
             discovery_info.upnp.get(ssdp.ATTR_UPNP_FRIENDLY_NAME)
             or discovery_info.upnp[ssdp.ATTR_UPNP_MODEL_NAME]
         )
 
-        if not self._host or ipaddress.ip_address(self._host).is_link_local:
-            return self.async_abort(reason="ignore_ip6_link_local")
-
+        uuid: str | None
         if uuid := discovery_info.upnp.get(ssdp.ATTR_UPNP_UDN):
             if uuid.startswith("uuid:"):
                 uuid = uuid[5:]
diff --git a/tests/components/fritz/test_config_flow.py b/tests/components/fritz/test_config_flow.py
index e3fae8c083e..84f1b240b88 100644
--- a/tests/components/fritz/test_config_flow.py
+++ b/tests/components/fritz/test_config_flow.py
@@ -10,6 +10,7 @@ from fritzconnection.core.exceptions import (
 )
 import pytest
 
+from homeassistant.components import ssdp
 from homeassistant.components.device_tracker import (
     CONF_CONSIDER_HOME,
     DEFAULT_CONSIDER_HOME,
@@ -22,7 +23,6 @@ from homeassistant.components.fritz.const import (
     ERROR_UNKNOWN,
     FRITZ_AUTH_EXCEPTIONS,
 )
-from homeassistant.components.ssdp import ATTR_UPNP_UDN
 from homeassistant.config_entries import SOURCE_SSDP, SOURCE_USER
 from homeassistant.const import (
     CONF_HOST,
@@ -644,7 +644,7 @@ async def test_ssdp_already_in_progress_host(
 
         MOCK_NO_UNIQUE_ID = dataclasses.replace(MOCK_SSDP_DATA)
         MOCK_NO_UNIQUE_ID.upnp = MOCK_NO_UNIQUE_ID.upnp.copy()
-        del MOCK_NO_UNIQUE_ID.upnp[ATTR_UPNP_UDN]
+        del MOCK_NO_UNIQUE_ID.upnp[ssdp.ATTR_UPNP_UDN]
         result = await hass.config_entries.flow.async_init(
             DOMAIN, context={"source": SOURCE_SSDP}, data=MOCK_NO_UNIQUE_ID
         )
@@ -737,3 +737,23 @@ async def test_options_flow(hass: HomeAssistant) -> None:
         CONF_OLD_DISCOVERY: False,
         CONF_CONSIDER_HOME: 37,
     }
+
+
+async def test_ssdp_ipv6_link_local(hass: HomeAssistant) -> None:
+    """Test ignoring ipv6-link-local while ssdp discovery."""
+
+    result = await hass.config_entries.flow.async_init(
+        DOMAIN,
+        context={"source": SOURCE_SSDP},
+        data=ssdp.SsdpServiceInfo(
+            ssdp_usn="mock_usn",
+            ssdp_st="mock_st",
+            ssdp_location="https://[fe80::1ff:fe23:4567:890a]:12345/test",
+            upnp={
+                ssdp.ATTR_UPNP_FRIENDLY_NAME: "fake_name",
+                ssdp.ATTR_UPNP_UDN: "uuid:only-a-test",
+            },
+        ),
+    )
+    assert result["type"] is FlowResultType.ABORT
+    assert result["reason"] == "ignore_ip6_link_local"