diff --git a/scripts/ci/auto_fix_formatting.py b/scripts/ci/auto_fix_formatting.py
index 1d927af58..bc32c5308 100755
--- a/scripts/ci/auto_fix_formatting.py
+++ b/scripts/ci/auto_fix_formatting.py
@@ -258,7 +258,7 @@ def main():
             req_commits = urllib.request.Request(commits_url, headers={"Authorization": f"token {token}"})
             with urllib.request.urlopen(req_commits) as resp_commits:
                 commits = json.loads(resp_commits.read())
-            latest_msg = commits[-1].get("commit", {}).get("message", "") if commits else ""
+            latest_msg = commits[0].get("commit", {}).get("message", "") if commits else ""
             if skip_marker in latest_msg:
                 print(f"检测到最新commit包含 {skip_marker} 标记，跳过格式修复（防循环）")
                 print("本次格式检查失败是格式修复commit触发的CI回跑，属正常现象")
diff --git a/scripts/ci_code_review.py b/scripts/ci_code_review.py
index 1ec5e8330..c67bf88d9 100644
--- a/scripts/ci_code_review.py
+++ b/scripts/ci_code_review.py
@@ -715,7 +715,7 @@ def main():
 
         if not review_result:
             logger.error("LLM 审查失败")
-            sys.exit(1)
+            sys.exit(0)  # fail-open: LLM调用失败不阻塞合并
 
         # 7. 加上审查时间和标识（便于识别是自动审查）
         from datetime import datetime
@@ -773,7 +773,7 @@ def main():
 
     except Exception as e:
         logger.exception(f"审查脚本发生未预期的异常: {e}")
-        sys.exit(1)
+        sys.exit(0)  # fail-open: 异常不阻塞正常开发
 
 
 if __name__ == "__main__":