From 19cbbecdecf08c8dd150a58f9f406d83c0402d3f Mon Sep 17 00:00:00 2001
From: liucf3995 <liucf3995@gmail.com>
Date: Tue, 21 Apr 2026 14:26:29 +0800
Subject: [PATCH] Bugfix: fixed stack overflow issue when parsing deeply nested
 JSON with RapidJSON.

- use 'rapidjson::kParseIterativeFlag' to avoid stack overlow.
---
 trpc/serialization/json/json_serialization.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/trpc/serialization/json/json_serialization.cc b/trpc/serialization/json/json_serialization.cc
index 3e38cc85..b428b478 100644
--- a/trpc/serialization/json/json_serialization.cc
+++ b/trpc/serialization/json/json_serialization.cc
@@ -68,7 +68,7 @@ bool JsonSerialization::Deserialize(NoncontiguousBuffer* in, DataType out_type,
   switch (out_type) {
     case kRapidJson: {
       rapidjson::Document* rapidjson_doc = static_cast<rapidjson::Document*>(out);
-      rapidjson_doc->Parse(buffer.c_str(), buffer.size());
+      rapidjson_doc->Parse<rapidjson::kParseIterativeFlag>(buffer.c_str(), buffer.size());
       if (!buffer.empty() && rapidjson_doc->HasParseError()) {
         TRPC_LOG_ERROR("JsonParse Failed:" << rapidjson::GetParseError_En(rapidjson_doc->GetParseError()));
       } else {