Skip to content

fix(mcp): pin the tools/list cache hint to private #533

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
keysersoft wants to merge 1 commit into
base: main
Choose a base branch
from
Open

fix(mcp): pin the tools/list cache hint to private #533

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 7 additions & 0 deletions packages/backend/src/mcp-server/mcp-strategy.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -34,4 +34,11 @@ export const mcpStrategy = new McpStrategy({
name: 'anythingmcp',
version: '0.1.0',
transports: [mcpHttpTransport],
// `tools/list` is filtered per caller — by organization and by MCP role —
// so its result must never be cached and reused for a different principal.
// 'private' is already the default, but it is pinned here because the
// consequence of changing it is invisible: a 'public' hint lets a client or
// proxy serve one tenant's tool inventory to another, silently undoing the
// scoping in McpEndpointController.attachVisibleTools.
cacheHints: { 'tools/list': { cacheScope: 'private', ttlMs: 0 } },
});
Loading