{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-33816","assignerOrgId":"1bb62c36-49e3-4200-9d77-64a1400537cc","state":"PUBLISHED","assignerShortName":"Go","dateReserved":"2026-03-23T20:35:32.814Z","datePublished":"2026-04-07T15:19:24.529Z","dateUpdated":"2026-04-15T15:49:13.116Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1bb62c36-49e3-4200-9d77-64a1400537cc","shortName":"Go","dateUpdated":"2026-04-15T15:49:13.116Z"},"title":"CVE-2026-33816 in github.com/jackc/pgx","descriptions":[{"lang":"en","value":"Memory-safety vulnerability in github.com/jackc/pgx/v5."}],"affected":[{"vendor":"github.com/jackc/pgx/v5","product":"github.com/jackc/pgx/v5/pgproto3","collectionURL":"https://pkg.go.dev","packageName":"github.com/jackc/pgx/v5/pgproto3","versions":[{"version":"0","lessThan":"5.9.0","status":"affected","versionType":"semver"}],"programRoutines":[{"name":"FunctionCall.Decode"},{"name":"Backend.Receive"}],"defaultStatus":"unaffected"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-697 — Incorrect Comparison"}]}],"references":[{"url":"https://pkg.go.dev/vuln/GO-2026-4772"}]},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-04-09T14:24:50.570972Z","id":"CVE-2026-33816","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-04-09T14:26:09.200Z"}}]}}