Developer finds duplicate path bug in MCP server just lines below the fix he just wrote

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A software developer fixing a relative path bug in an MCP server's environment loader failed to check the rest of the same file, missing an identical bug just 19 lines below. The second flaw involved a hardcoded relative path for an audit log file used by the server's update_article tool, meaning the log could be written to unpredictable directories depending on where the MCP client launched the process. Because the server is configured with a command and arguments only — no working directory specified — different launch contexts produce different, untracked log locations. The audit log's sole purpose is to record a traceable entry whenever an article update occurs, so a silent misdirected write defeats its entire function. The developer reproduced the bug in isolation using standard Python path behavior, confirming the log lands outside the repository rather than in the intended location.

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