{"id":"GO-2026-4770","summary":"Improper handling of null Unicode character when parsing JSON in github.com/modelcontextprotocol/go-sdk","details":"Improper handling of null Unicode character when parsing JSON in github.com/modelcontextprotocol/go-sdk","aliases":["GHSA-q382-vc8q-7jhj"],"modified":"2026-07-17T21:06:31.883415815Z","published":"2026-03-23T18:14:51Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-4770","review_status":"UNREVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/modelcontextprotocol/go-sdk/security/advisories/GHSA-q382-vc8q-7jhj"},{"type":"FIX","url":"https://github.com/modelcontextprotocol/go-sdk/commit/724dd47aa3431b9d4cf9ac2eebbf7b38a629afca"},{"type":"WEB","url":"https://github.com/segmentio/encoding/commit/7d5a25dbc5da13aed3cb047a127e4d0e96f536fb"}],"affected":[{"package":{"name":"github.com/modelcontextprotocol/go-sdk","ecosystem":"Go","purl":"pkg:golang/github.com/modelcontextprotocol/go-sdk"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.4.1"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4770.json"}}],"schema_version":"1.7.5"}