Evidence · DiggingBeagle record

github-mcp-server issue #3747

Original issue and reproduction notes about github mcp read-only environment values could expose write tools.

Published: Nov 9, 2026
Source role: primary disclosure

Evidence record

Original issue and reproduction notes about github mcp read-only environment values could expose write tools.

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supportsGitHub MCP read-only environment values could expose write tools: A repository issue reports: A reproducer reported 27 tools with true versus 46 with yes, including mutating tools; actual writes still require suitable GitHub token authority.
Issue #3747, description and reproduction