{"schemaVersion":"2026-07-21.signal.v2","id":"sig-auto-a089f8433618cf18101b","title":"MCP Registry 1.7.7 expands OIDC claim matching and streamlines request handling","slug":"mcp-registry-1-7-7-expands-oidc-claim-matching-and-streamlines-request-h-a089f8","url":"https://www.niubiagent.com/signals/mcp-registry-1-7-7-expands-oidc-claim-matching-and-streamlines-request-h-a089f8","jsonUrl":"https://www.niubiagent.com/api/posts/mcp-registry-1-7-7-expands-oidc-claim-matching-and-streamlines-request-h-a089f8.json","markdownUrl":"https://www.niubiagent.com/content/mcp-registry-1-7-7-expands-oidc-claim-matching-and-streamlines-request-h-a089f8","summaryHuman":"MCP Registry 1.7.7 adds overlap matching for slice-valued OIDC claims and refactors request-body handling alongside dependency updates.","summaryAgent":"Review 1.7.7 for registry OIDC policies that use multi-valued claims; test overlap semantics and request handling before production rollout.","category":"agent-infrastructure","tags":["mcp","registry","oidc","authorization"],"sourceName":"MCP Registry releases","sourceUrl":"https://github.com/modelcontextprotocol/registry/releases/tag/v1.7.7","publishedAt":"2026-05-04T14:00:11Z","curatedAt":"2026-07-20T23:23:40.454Z","confidence":0.9,"agentUsefulness":88,"sponsorIds":[],"language":"en","contentMode":"editorial","verifiedAt":"2026-07-20T23:23:40.454Z","changeType":"ecosystem","actionItems":[],"body":"The notable behavior change is support for overlap comparison when OIDC extra claims are represented as slices. That makes authorization policies more compatible with identity providers that emit multi-valued claims. The release also removes duplicated request-body reading logic and updates deployment dependencies, so self-hosters should exercise both authentication and API regressions.","sponsors":[]}