{"id":"CVE-2026-32286","aliases":["GHSA-jqcq-xjh3-6g23","GO-2026-4518"],"url":"https://o3.security/vulnerability/CVE-2026-32286","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.","published":"2026-03-26T19:40:51.974Z","modified":"2026-09-12T03:30:44.502246765Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/jackc/pgproto3/v2","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://pkg.go.dev"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2026-4518"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32286.json"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:11070"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:11217"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:11856"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:11916"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:11996"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:19375"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:21017"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:21769"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:22347"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:22423"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:22450"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:22465"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:22714"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:23345"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:24853"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2026-32286"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/32xxx/CVE-2026-32286.json"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-jqcq-xjh3-6g23"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-32286"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451847"},{"type":"REPORT","url":"https://github.com/golang/vulndb/issues/4518"},{"type":"REPORT","url":"https://github.com/jackc/pgx/issues/2507"},{"type":"EVIDENCE","url":"https://securityinfinity.com/research/memory-safety-vulnerabilities-in-go-postgresql-wire-protocol-parsers-pgproto3-pgx"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-12T03:30:44.502246765Z"}}