diff --git a/litellm/proxy/management_endpoints/common_daily_activity.py b/litellm/proxy/management_endpoints/common_daily_activity.py
index dd62126e01f..26900a0e7aa 100644
--- a/litellm/proxy/management_endpoints/common_daily_activity.py
+++ b/litellm/proxy/management_endpoints/common_daily_activity.py
@@ -2,6 +2,7 @@ import asyncio
 import base64
 import binascii
 import json
+import math
 from collections.abc import Awaitable, Callable, Mapping, Sequence
 from collections.abc import Set as AbstractSet
 from dataclasses import dataclass
@@ -840,9 +841,12 @@ def decode_key_page_cursor(raw: str) -> KeyPageCursor | None:
     except (ValueError, binascii.Error):
         return None
     try:
-        return _KEY_PAGE_CURSOR_ADAPTER.validate_json(decoded)
+        cursor: Final = _KEY_PAGE_CURSOR_ADAPTER.validate_json(decoded)
     except ValidationError:
         return None
+    if not math.isfinite(cursor.spend) or cursor.api_key == "":
+        return None
+    return cursor
 
 
 def _build_aggregated_sql_query(
diff --git a/tests/test_litellm/proxy/management_endpoints/test_common_daily_activity.py b/tests/test_litellm/proxy/management_endpoints/test_common_daily_activity.py
index 17b02ec02f2..2d03405f0e7 100644
--- a/tests/test_litellm/proxy/management_endpoints/test_common_daily_activity.py
+++ b/tests/test_litellm/proxy/management_endpoints/test_common_daily_activity.py
@@ -2888,6 +2888,9 @@ class TestKeyPageCursorCodec:
             "aGVsbG8=",  # valid base64, not json
             "eyJmb28iOiAxfQ==",  # json object missing both fields
             "eyJzcGVuZCI6ICIxLjUiLCAiYXBpX2tleSI6IDd9",  # wrong types
+            "eyJzcGVuZCI6IE5hTiwgImFwaV9rZXkiOiAiayJ9",  # {"spend": NaN, "api_key": "k"}
+            "eyJzcGVuZCI6IEluZmluaXR5LCAiYXBpX2tleSI6ICJrIn0=",  # {"spend": Infinity, "api_key": "k"}
+            "eyJzcGVuZCI6IDEuMCwgImFwaV9rZXkiOiAiIn0=",  # {"spend": 1.0, "api_key": ""}
         ],
     )
     def test_malformed_returns_none(self, raw):