{"action":"Upgrade github.com/modelcontextprotocol/registry to 1.7.6 or later.","affected":[{"fixed":"1.7.6","introduced":"0"}],"component":"github.com/modelcontextprotocol/registry","cve_ids":["CVE-2026-44428"],"ecosystem":"Go","epss":0.00219,"exploited":false,"fixed_versions":["1.7.6"],"ghsa_id":"GHSA-95c3-6vvw-4mrq","id":"tcs_01M5KGK5ET5QP0V4FBRXPYM7QE","modified_at":"2026-06-25T19:45:24.950467109Z","published_at":"2026-06-25T18:43:15Z","references":["https://osv.dev/vulnerability/GO-2026-5273","https://github.com/modelcontextprotocol/registry/security/advisories/GHSA-95c3-6vvw-4mrq","https://nvd.nist.gov/vuln/detail/CVE-2026-44428","https://github.com/modelcontextprotocol/registry/commit/3f89fc2b1fb34fd49f3c0e1b39e964a5c67b613f","https://github.com/modelcontextprotocol/registry/pull/1229","https://github.com/modelcontextprotocol/registry/releases/tag/v1.7.6"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"GO-2026-5273","url":"https://osv.dev/vulnerability/GO-2026-5273"},{"source":"nvd","source_id":"CVE-2026-44428","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44428"}],"summary":"MCP Registry's GitHub OIDC tokens are replayable across registry deployments due to shared audience in github.com/modelcontextprotocol/registry"}