diff --git a/app/core/metainfo.py b/app/core/metainfo.py
index 8d616ad01..e7b6e2531 100644
--- a/app/core/metainfo.py
+++ b/app/core/metainfo.py
@@ -62,6 +62,7 @@ _EXTENDED_MEDIA_ID_TAG_RE = re.compile(
     r'(?:bangumi(?:id)?|anilist(?:id)?)[=\-]\d+',
     re.IGNORECASE,
 )
+_GENERIC_MEDIA_ID_TAG_RE = re.compile(r'(?:^|[;\[])media_(?:source|id)=', re.IGNORECASE)
 _RUST_PARSE_OPTIONS_CACHE_KEY = "_cache_key"
 
 _LEGACY_BRACED_ID_PATTERNS = (
@@ -418,13 +419,15 @@ def _requires_python_metainfo(
     custom_words: Optional[List[str]] = None,
 ) -> bool:
     """
-    判断标题或临时识别词是否包含当前 Rust 扩展尚未支持的数据源专用 ID 标签。
+    判断标题或临时识别词是否必须由 Python 解析器处理媒体身份标签。
 
     :param title: 原始标题
     :param custom_words: 临时识别词
     :return: 是否必须使用Python解析器
     """
     candidates = [title or "", *(custom_words or [])]
+    if any(_GENERIC_MEDIA_ID_TAG_RE.search(candidate) for candidate in candidates):
+        return True
     contains_extended_id = any(
         _EXTENDED_MEDIA_ID_TAG_RE.search(candidate) for candidate in candidates
     )
diff --git a/tests/test_metainfo.py b/tests/test_metainfo.py
index 0a5ce3803..72b516b8c 100644
--- a/tests/test_metainfo.py
+++ b/tests/test_metainfo.py
@@ -577,10 +577,14 @@ def test_custom_identifier_uses_source_specific_id_and_returns_unified_identity(
 
 
 def test_generic_media_identity_is_not_custom_identifier_syntax():
-    """通用身份字段不得被自定义识别词解析器接收。"""
-    _, metainfo = find_metainfo(
-        "Movie {[media_source=themoviedb;media_id=550;type=movies]}"
-    )
+    """通用身份字段不得因 Rust 扩展版本差异被自定义识别词解析器接收。"""
+    with patch(
+        "app.core.metainfo.rust_accel.find_metainfo",
+        side_effect=AssertionError("通用身份标签必须绕过 Rust 解析器"),
+    ):
+        _, metainfo = find_metainfo(
+            "Movie {[media_source=themoviedb;media_id=550;type=movies]}"
+        )
 
     assert metainfo["media_source"] is None
     assert metainfo["media_id"] is None