git_tag
Manage Git tags: create, list, delete, or show tag details
This record as markdown: /tools/0xshariq-github-mcp-server/git-tag.md
What git_tag does on GitHub MCP Server
AI agents call git_tag to permanently remove resources in GitHub MCP Server, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why git_tag is rated Critical
The tool explicitly supports 'delete' operations on Git tags, which is irreversible (especially for pushed tags). Since the tool spans multiple categories (Read for list/show, Write for create, Destructive for delete), the most severe applicable category is Destructive. Deleting tags—particularly remote tags—cannot be undone and can break references in CI/CD pipelines or release workflows.
From the tool's definition Manage Git tags: create, list, delete, or show tag details
Attacks that exploit this kind of access
The rule that runs git_tag safely
PolicyLayer is an MCP gateway: it sits between your AI agents and GitHub MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For git_tag, this is the rule to start with:
git_tag is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect GitHub MCP Server, apply this rule, and every git_tag call is checked against it from then on.
Questions about git_tag
Manage Git tags: create, list, delete, or show tag details. It is categorised as a Destructive tool in the GitHub MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the GitHub MCP Server MCP server in PolicyLayer and add a rule for git_tag: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches GitHub MCP Server. Nothing to install.
git_tag is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the git_tag rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for git_tag. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
git_tag is provided by the GitHub MCP Server MCP server (0xshariq/github-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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