# NousResearch/hermes-agent · MCP OAuth issuer mismatch with Microsoft Entra issuer templates

## Open now

- 1 issue, 2 PRs open on GitHub.
- #136978: MCP OAuth fails with "Authorization server metadata issuer mismatch" for Microsoft Fabric / Entra remote servers
- PR #136980: fix(mcp): accept Entra organizations issuer template
- PR #136985: fix(mcp): accept Entra's multi-tenant {tenantid} issuer template in device discovery

These items concern MCP OAuth discovery reporting an "Authorization server metadata issuer mismatch" with Microsoft Fabric / Entra remote servers. Two members are pull requests that propose accepting Entra's multi-tenant issuer template (such as {tenantid} or organizations) during discovery.

## TL;DR

- 3 member(s): 1 open issue(s), 0 closed issue(s), 2 open PR(s), 0 merged PR(s), 0 PR(s) closed without merging.
- No fix has been merged to main; one or more PRs were attempted (see below).
- **Recommended:** review the prior/competing PR(s) below. A fix was attempted but not merged; your case may extend or revive that work.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `unresolved`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.67`: the share of member pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. `1.00` means every pair is linked.

## Open related issues

- #136978: MCP OAuth fails with "Authorization server metadata issuer mismatch" for Microsoft Fabric / Entra remote servers

## Prior & competing PRs

- **#136980: fix(mcp): accept Entra organizations issuer template**. open
  - maintainer direction: category `silent_close`; implication `active`
  - files: `tests/tools/test_mcp_oauth_issuer_origin.py`, `tools/mcp_oauth_device.py`, `tools/mcp_oauth_provider.py`
- **#136985: fix(mcp): accept Entra's multi-tenant {tenantid} issuer template in device discovery**. open
  - maintainer direction: category `silent_close`; implication `active`
  - files: `tests/tools/test_mcp_entra_tenant_issuer.py`, `tools/mcp_oauth_device.py`, `tools/mcp_oauth_provider.py`

## Fix status

- No merged fix on record.
- Subsystem: `mcp`