diff --git a/backend/open_webui/retrieval/loaders/external_document.py b/backend/open_webui/retrieval/loaders/external_document.py
index e1371be288..90fe70f879 100644
--- a/backend/open_webui/retrieval/loaders/external_document.py
+++ b/backend/open_webui/retrieval/loaders/external_document.py
@@ -41,7 +41,7 @@ class ExternalDocumentLoader(BaseLoader):
 
         try:
             headers["X-Filename"] = quote(os.path.basename(self.file_path))
-        except:
+        except Exception:
             pass
 
         if self.user is not None:
diff --git a/backend/open_webui/retrieval/loaders/mineru.py b/backend/open_webui/retrieval/loaders/mineru.py
index 617be8e87a..108abd8b9a 100644
--- a/backend/open_webui/retrieval/loaders/mineru.py
+++ b/backend/open_webui/retrieval/loaders/mineru.py
@@ -122,7 +122,7 @@ class MinerULoader:
                 try:
                     error_data = e.response.json()
                     error_detail += f" - {error_data}"
-                except:
+                except Exception:
                     error_detail += f" - {e.response.text}"
             raise HTTPException(status.HTTP_400_BAD_REQUEST, detail=error_detail)
         except Exception as e:
@@ -252,7 +252,7 @@ class MinerULoader:
                 try:
                     error_data = e.response.json()
                     error_detail += f" - {error_data.get('msg', error_data)}"
-                except:
+                except Exception:
                     error_detail += f" - {e.response.text}"
             raise HTTPException(status.HTTP_400_BAD_REQUEST, detail=error_detail)
         except Exception as e:
@@ -355,7 +355,7 @@ class MinerULoader:
                     try:
                         error_data = e.response.json()
                         error_detail += f" - {error_data.get('msg', error_data)}"
-                    except:
+                    except Exception:
                         error_detail += f" - {e.response.text}"
                 raise HTTPException(status.HTTP_400_BAD_REQUEST, detail=error_detail)
             except Exception as e:
diff --git a/backend/open_webui/retrieval/vector/dbs/chroma.py b/backend/open_webui/retrieval/vector/dbs/chroma.py
index b7ea5244b4..b8dc88945b 100755
--- a/backend/open_webui/retrieval/vector/dbs/chroma.py
+++ b/backend/open_webui/retrieval/vector/dbs/chroma.py
@@ -123,7 +123,7 @@ class ChromaClient(VectorDBBase):
                     }
                 )
             return None
-        except:
+        except Exception:
             return None
 
     def get(self, collection_name: str) -> Optional[GetResult]:
diff --git a/backend/open_webui/routers/chats.py b/backend/open_webui/routers/chats.py
index 52e8e45c4d..837170c89d 100644
--- a/backend/open_webui/routers/chats.py
+++ b/backend/open_webui/routers/chats.py
@@ -1095,7 +1095,7 @@ async def send_chat_message_event_by_id(
         else:
             return False
         return True
-    except:
+    except Exception:
         return False
 
 
diff --git a/backend/open_webui/routers/configs.py b/backend/open_webui/routers/configs.py
index c574de7e5f..8d145d8cef 100644
--- a/backend/open_webui/routers/configs.py
+++ b/backend/open_webui/routers/configs.py
@@ -179,7 +179,7 @@ async def set_tool_servers_config(
 
             try:
                 request.app.state.oauth_client_manager.remove_client(client_key)
-            except:
+            except Exception:
                 pass
 
     # Set new tool server connections
diff --git a/backend/open_webui/routers/pipelines.py b/backend/open_webui/routers/pipelines.py
index fa1b77a09c..24cf6682c7 100644
--- a/backend/open_webui/routers/pipelines.py
+++ b/backend/open_webui/routers/pipelines.py
@@ -70,7 +70,7 @@ async def process_pipeline_inlet_filter(request, payload, user, models):
 
             try:
                 urlIdx = int(urlIdx)
-            except:
+            except Exception:
                 continue
 
             url = request.app.state.config.OPENAI_API_BASE_URLS[urlIdx]
@@ -123,7 +123,7 @@ async def process_pipeline_outlet_filter(request, payload, user, models):
 
             try:
                 urlIdx = int(urlIdx)
-            except:
+            except Exception:
                 continue
 
             url = request.app.state.config.OPENAI_API_BASE_URLS[urlIdx]
diff --git a/backend/open_webui/routers/retrieval.py b/backend/open_webui/routers/retrieval.py
index e75b345ce8..f63871224a 100644
--- a/backend/open_webui/routers/retrieval.py
+++ b/backend/open_webui/routers/retrieval.py
@@ -1688,7 +1688,7 @@ def process_file(
                     VECTOR_DB_CLIENT.delete_collection(
                         collection_name=f"file-{file.id}"
                     )
-                except:
+                except Exception:
                     # Audio file upload pipeline
                     pass
 
diff --git a/backend/open_webui/socket/main.py b/backend/open_webui/socket/main.py
index 3070959332..6a4cfd0ba2 100644
--- a/backend/open_webui/socket/main.py
+++ b/backend/open_webui/socket/main.py
@@ -661,7 +661,7 @@ async def yjs_document_update(sid, data):
 
         try:
             await stop_item_tasks(REDIS, document_id)
-        except:
+        except Exception:
             pass
 
         user_id = data.get("user_id", sid)
diff --git a/backend/open_webui/utils/middleware.py b/backend/open_webui/utils/middleware.py
index 8bfed7d391..f0a79ef4b1 100644
--- a/backend/open_webui/utils/middleware.py
+++ b/backend/open_webui/utils/middleware.py
@@ -1926,7 +1926,7 @@ async def chat_completion_files_handler(
                     queries_response = {"queries": [queries_response]}
 
                 queries = queries_response.get("queries", [])
-            except:
+            except Exception:
                 pass
 
             await __event_emitter__(
@@ -2196,7 +2196,7 @@ async def process_chat_payload(request, form_data, user, metadata, model):
             form_data = apply_system_prompt_to_body(
                 system_message.get("content"), form_data, metadata, user, replace=True
             )  # Required to handle system prompt variables
-        except:
+        except Exception:
             pass
 
     form_data = await convert_url_images_to_base64(form_data)
@@ -3338,7 +3338,7 @@ async def streaming_chat_response_handler(response, ctx):
                         if match:
                             try:
                                 attr_content = match.group(1) if match.group(1) else ""
-                            except:
+                            except Exception:
                                 attr_content = ""
 
                             attributes = extract_attributes(attr_content)