{"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_01M5KF4X799H2D53AX768W8R93","modified_at":"2026-09-10T03:50:11.578969814Z","published_at":"2026-05-08T17:06:22Z","references":["https://osv.dev/vulnerability/GHSA-95c3-6vvw-4mrq","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/pull/1229","https://github.com/modelcontextprotocol/registry/commit/3f89fc2b1fb34fd49f3c0e1b39e964a5c67b613f","https://github.com/modelcontextprotocol/registry","https://github.com/modelcontextprotocol/registry/releases/tag/v1.7.6"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"GHSA-95c3-6vvw-4mrq","url":"https://osv.dev/vulnerability/GHSA-95c3-6vvw-4mrq"}],"summary":"MCP Registry's GitHub OIDC tokens are replayable across registry deployments due to shared audience"}