{"schema_version":"1.9.0","id":"GHSA-jqcq-xjh3-6g23","published":"2026-03-18T13:00:31Z","modified":"2026-09-10T03:51:00.380478920Z","aliases":["CVE-2026-32286","GO-2026-4518"],"summary":"Denial of service in github.com/jackc/pgproto3/v2","details":"The DataRow.Decode function fails to properly validate field lengths. A malicious or compromised PostgreSQL server can send a DataRow message with a negative field length, causing a slice bounds out of range panic.","affected":[{"package":{"name":"github.com/jackc/pgproto3/v2","ecosystem":"Go","purl":"pkg:golang/github.com/jackc/pgproto3/v2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.0.0"},{"last_affected":"2.3.3"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/03/GHSA-jqcq-xjh3-6g23/GHSA-jqcq-xjh3-6g23.json"}}],"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-32286"},{"type":"WEB","url":"https://github.com/golang/vulndb/issues/4518"},{"type":"WEB","url":"https://github.com/jackc/pgx/issues/2507"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2448626"},{"type":"PACKAGE","url":"https://github.com/jackc/pgproto3"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2026-4518"},{"type":"WEB","url":"https://securityinfinity.com/research/memory-safety-vulnerabilities-in-go-postgresql-wire-protocol-parsers-pgproto3-pgx"}],"database_specific":{"cwe_ids":["CWE-129"],"github_reviewed":true,"github_reviewed_at":"2026-03-18T13:00:31Z","nvd_published_at":"2026-03-26T20:16:12Z","severity":"HIGH"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}