diff --git a/crates/erp-auth/src/handler/wechat_handler.rs b/crates/erp-auth/src/handler/wechat_handler.rs
index f981d2e..739635a 100644
--- a/crates/erp-auth/src/handler/wechat_handler.rs
+++ b/crates/erp-auth/src/handler/wechat_handler.rs
@@ -37,8 +37,8 @@ where
     tracing::info!(
         code = %req.code,
         tenant_id = %state.default_tenant_id,
-        appid_len = state.wechat_appid.len(),
-        secret_len = state.wechat_secret.len(),
+        has_appid = !state.wechat_appid.is_empty(),
+        has_secret = !state.wechat_secret.is_empty(),
         "微信登录请求"
     );
 
diff --git a/crates/erp-health/src/service/action_inbox_service.rs b/crates/erp-health/src/service/action_inbox_service.rs
index d768bc8..dfdb46d 100644
--- a/crates/erp-health/src/service/action_inbox_service.rs
+++ b/crates/erp-health/src/service/action_inbox_service.rs
@@ -237,31 +237,72 @@ pub async fn list_action_items(
 
     let filter_by_user = query.assigned_to_me.unwrap_or(false) && user_id.is_some();
 
-    // 各段的 status 过滤条件
+    // 各段的 status 过滤条件（参数化）
     let (sug_status, alert_status, fu_status) = match query.status.as_deref() {
         Some("pending") => (
-            "AND s.status = 'pending'".into(),
-            "AND al.status = 'active'".into(),
-            "AND f.status = 'pending'".into(),
+            "AND s.status = $6".to_string(),
+            "AND al.status = $7".to_string(),
+            "AND f.status = $8".to_string(),
         ),
         Some("in_progress") => (
-            "AND s.status = 'approved'".into(),
-            "AND al.status = 'acknowledged'".into(),
-            "AND f.status = 'in_progress'".into(),
+            "AND s.status = $6".to_string(),
+            "AND al.status = $7".to_string(),
+            "AND f.status = $8".to_string(),
         ),
         Some("completed") => (
-            "AND s.status = 'executed'".into(),
-            "AND al.status = 'resolved'".into(),
-            "AND f.status = 'completed'".into(),
+            "AND s.status = $6".to_string(),
+            "AND al.status = $7".to_string(),
+            "AND f.status = $8".to_string(),
         ),
         Some("dismissed") => (
-            "AND s.status IN ('rejected', 'expired', 'parse_failed')".into(),
-            "AND al.status IN ('dismissed', 'expired')".into(),
-            "AND f.status IN ('cancelled', 'skipped')".into(),
+            "AND s.status = ANY($6)".to_string(),
+            "AND al.status = ANY($7)".to_string(),
+            "AND f.status = ANY($8)".to_string(),
         ),
         _ => (String::new(), String::new(), String::new()),
     };
 
+    // status 绑定值
+    let (sug_val, alert_val, fu_val): (sea_orm::Value, sea_orm::Value, sea_orm::Value) =
+        match query.status.as_deref() {
+            Some("pending") => ("pending".into(), "active".into(), "pending".into()),
+            Some("in_progress") => (
+                "approved".into(),
+                "acknowledged".into(),
+                "in_progress".into(),
+            ),
+            Some("completed") => ("executed".into(), "resolved".into(), "completed".into()),
+            Some("dismissed") => (
+                sea_orm::Value::Array(
+                    sea_orm::sea_query::ArrayType::String,
+                    Some(Box::new(vec![
+                        sea_orm::Value::String(Some(Box::new("rejected".to_string()))),
+                        sea_orm::Value::String(Some(Box::new("expired".to_string()))),
+                        sea_orm::Value::String(Some(Box::new("parse_failed".to_string()))),
+                    ])),
+                ),
+                sea_orm::Value::Array(
+                    sea_orm::sea_query::ArrayType::String,
+                    Some(Box::new(vec![
+                        sea_orm::Value::String(Some(Box::new("dismissed".to_string()))),
+                        sea_orm::Value::String(Some(Box::new("expired".to_string()))),
+                    ])),
+                ),
+                sea_orm::Value::Array(
+                    sea_orm::sea_query::ArrayType::String,
+                    Some(Box::new(vec![
+                        sea_orm::Value::String(Some(Box::new("cancelled".to_string()))),
+                        sea_orm::Value::String(Some(Box::new("skipped".to_string()))),
+                    ])),
+                ),
+            ),
+            _ => (
+                sea_orm::Value::String(None),
+                sea_orm::Value::String(None),
+                sea_orm::Value::String(None),
+            ),
+        };
+
     // 按类型过滤
     let type_filter = query.action_type.as_deref();
     let include_sug = type_filter.is_none_or(|t| t == "ai_suggestion");
@@ -335,7 +376,7 @@ pub async fn list_action_items(
 
     let union_sql = segments.join("\n UNION ALL\n");
 
-    // $1=tenant_id, $2=patient_id, $3=assigned_to (union 内部)
+    // $1=tenant_id, $2=patient_id, $3=assigned_to, $6/$7/$8=status (union 内部)
     // $4=LIMIT, $5=OFFSET (外层分页)
     let patient_val: sea_orm::Value = query
         .patient_id
@@ -362,6 +403,9 @@ pub async fn list_action_items(
                 assigned_val.clone(),
                 (page_size as i64).into(),
                 (offset as i64).into(),
+                sug_val.clone(),
+                alert_val.clone(),
+                fu_val.clone(),
             ],
         ))
         .all(db)
@@ -375,7 +419,14 @@ pub async fn list_action_items(
         FromQueryResult::find_by_statement(Statement::from_sql_and_values(
             DatabaseBackend::Postgres,
             count_sql,
-            [tenant_id.into(), patient_val, assigned_val],
+            [
+                tenant_id.into(),
+                patient_val,
+                assigned_val,
+                sug_val,
+                alert_val,
+                fu_val,
+            ],
         ))
         .one(db)
         .await
diff --git a/crates/erp-message/src/handler/sse_handler.rs b/crates/erp-message/src/handler/sse_handler.rs
index 007e0ed..6d0604d 100644
--- a/crates/erp-message/src/handler/sse_handler.rs
+++ b/crates/erp-message/src/handler/sse_handler.rs
@@ -1,9 +1,9 @@
 use std::cell::Cell;
 use std::collections::HashSet;
-use std::convert::Infallible;
 
 use axum::extract::{Extension, Query};
-use axum::http::HeaderMap;
+use axum::http::{HeaderMap, HeaderValue, header};
+use axum::response::IntoResponse;
 use axum::response::sse::{Event, KeepAlive, Sse};
 use futures::stream::Stream;
 use sea_orm::ConnectionTrait;
@@ -13,6 +13,23 @@ use uuid::Uuid;
 use erp_core::error::AppError;
 use erp_core::types::TenantContext;
 
+/// 包装 SSE 响应，添加 Cache-Control: no-store 头
+pub struct NoCacheSse<S>(Sse<S>);
+
+impl<S> IntoResponse for NoCacheSse<S>
+where
+    S: Stream<Item = Result<Event, std::convert::Infallible>> + Send + 'static,
+{
+    fn into_response(self) -> axum::response::Response {
+        let mut response = self.0.into_response();
+        response.headers_mut().insert(
+            header::CACHE_CONTROL,
+            HeaderValue::from_static("no-store, no-cache, must-revalidate"),
+        );
+        response
+    }
+}
+
 use crate::message_state::MessageState;
 
 /// SSE 查询参数
@@ -38,7 +55,7 @@ pub async fn message_stream(
     Extension(ctx): Extension<TenantContext>,
     headers: HeaderMap,
     Query(query): Query<SseQuery>,
-) -> Result<Sse<impl Stream<Item = Result<Event, Infallible>>>, AppError> {
+) -> Result<NoCacheSse<impl Stream<Item = Result<Event, std::convert::Infallible>>>, AppError> {
     let user_id = ctx.user_id;
     let tenant_id = ctx.tenant_id;
 
@@ -165,10 +182,12 @@ pub async fn message_stream(
         }
     };
 
-    Ok(Sse::new(sse_stream).keep_alive(
-        KeepAlive::new()
-            .interval(std::time::Duration::from_secs(30))
-            .text("ping"),
+    Ok(NoCacheSse(
+        Sse::new(sse_stream).keep_alive(
+            KeepAlive::new()
+                .interval(std::time::Duration::from_secs(30))
+                .text("ping"),
+        ),
     ))
 }
 
diff --git a/crates/erp-plugin/src/dynamic_table.rs b/crates/erp-plugin/src/dynamic_table.rs
index 0a228f1..48b39ac 100644
--- a/crates/erp-plugin/src/dynamic_table.rs
+++ b/crates/erp-plugin/src/dynamic_table.rs
@@ -6,7 +6,7 @@ use base64::{Engine, engine::general_purpose::STANDARD as BASE64};
 use crate::error::{PluginError, PluginResult};
 use crate::manifest::{PluginEntity, PluginField, PluginFieldType};
 
-/// 消毒标识符：只保留 ASCII 字母、数字、下划线，防止 SQL 注入
+/// 消毒标识符：只保留 ASCII 字母、数字、下划线，限制 63 字节（PostgreSQL NAMEDATALEN-1）
 pub(crate) fn sanitize_identifier(input: &str) -> String {
     input
         .chars()
@@ -17,6 +17,7 @@ pub(crate) fn sanitize_identifier(input: &str) -> String {
                 '_'
             }
         })
+        .take(63)
         .collect()
 }
 
diff --git a/crates/erp-server/src/handlers/analytics.rs b/crates/erp-server/src/handlers/analytics.rs
index 3e49141..ffd8c46 100644
--- a/crates/erp-server/src/handlers/analytics.rs
+++ b/crates/erp-server/src/handlers/analytics.rs
@@ -1,8 +1,13 @@
 use axum::Json;
+use axum::extract::Extension;
 use serde::Deserialize;
 use tracing;
 
-use erp_core::types::ApiResponse;
+use erp_core::error::AppError;
+use erp_core::rbac::require_permission;
+use erp_core::types::{ApiResponse, TenantContext};
+
+const MAX_EVENTS_PER_BATCH: usize = 100;
 
 #[derive(Debug, Deserialize)]
 #[allow(dead_code)] // 客户端上报结构体，字段后续接入分析表时使用
@@ -37,7 +42,17 @@ pub struct BatchRequest {
 
 /// 接收小程序批量埋点事件。
 /// 当前为日志记录模式 — 后续可接入 ClickHouse/PostgreSQL 分析表。
-pub async fn batch(Json(req): Json<BatchRequest>) -> Json<ApiResponse<()>> {
+pub async fn batch(
+    Extension(ctx): Extension<TenantContext>,
+    Json(req): Json<BatchRequest>,
+) -> Result<Json<ApiResponse<()>>, AppError> {
+    require_permission(&ctx, "system.analytics.submit")?;
+    if req.events.len() > MAX_EVENTS_PER_BATCH {
+        return Err(AppError::Validation(format!(
+            "批量埋点事件数不能超过 {} 条",
+            MAX_EVENTS_PER_BATCH
+        )));
+    }
     for evt in &req.events {
         tracing::info!(
             event = %evt.event,
@@ -46,5 +61,5 @@ pub async fn batch(Json(req): Json<BatchRequest>) -> Json<ApiResponse<()>> {
             "Analytics event received"
         );
     }
-    Json(ApiResponse::ok(()))
+    Ok(Json(ApiResponse::ok(())))
 }
diff --git a/crates/erp-server/src/main.rs b/crates/erp-server/src/main.rs
index 7e6ded4..ba8d97d 100644
--- a/crates/erp-server/src/main.rs
+++ b/crates/erp-server/src/main.rs
@@ -921,6 +921,22 @@ async fn security_headers_middleware(
         header::HeaderName::from_static("referrer-policy"),
         HeaderValue::from_static("strict-origin-when-cross-origin"),
     );
+    headers.insert(
+        header::STRICT_TRANSPORT_SECURITY,
+        HeaderValue::from_static("max-age=63072000; includeSubDomains; preload"),
+    );
+    headers.insert(
+        header::HeaderName::from_static("content-security-policy"),
+        HeaderValue::from_static(
+            "default-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'; \
+             img-src 'self' data: blob: https:; connect-src 'self' wss:; \
+             frame-ancestors 'none'; base-uri 'self'; form-action 'self'",
+        ),
+    );
+    headers.insert(
+        header::HeaderName::from_static("permissions-policy"),
+        HeaderValue::from_static("camera=(), microphone=(), geolocation=(), payment=()"),
+    );
     response
 }