> ## Documentation Index
> Fetch the complete documentation index at: https://ancplua.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# AL0116 - Exception details leaked in HTTP response

> Returning exception messages, stack traces, or ToString() output in HTTP responses can expose sensitive implementation details

Source: [AL0116ExceptionLeakedInResponseAnalyzer.cs](https://github.com/ANcpLua/ANcpLua.Analyzers/blob/main/src/ANcpLua.Analyzers/Analyzers/AL0116ExceptionLeakedInResponseAnalyzer.cs)

## Description

Returning exception messages, stack traces, or ToString() output in HTTP responses can expose sensitive implementation details. Return a generic error message and log the exception server-side.

## Properties

* **Category**: Reliability
* **Severity**: Warning
* **Enabled by default**: True
* **Code fix available**: False

## Configuration

```editorconfig theme={null}
dotnet_diagnostic.AL0116.severity = warning
```