{"schema_version":"1.3.1","id":"GO-2026-5779","modified":"2026-07-07T15:26:32Z","published":"2026-07-07T15:26:32Z","aliases":["CVE-2026-48529","GHSA-pjp5-fpmr-3349"],"summary":"GitHub MCP Server: Lockdown mode singleton in HTTP server causes cross-user GraphQL client confusion in github.com/github/github-mcp-server","details":"GitHub MCP Server: Lockdown mode singleton in HTTP server causes cross-user GraphQL client confusion in github.com/github/github-mcp-server","affected":[{"package":{"name":"github.com/github/github-mcp-server","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.22.0"},{"fixed":"1.1.2"}]}],"ecosystem_specific":{}}],"references":[{"type":"ADVISORY","url":"https://github.com/github/github-mcp-server/security/advisories/GHSA-pjp5-fpmr-3349"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-5779","review_status":"UNREVIEWED"}}