Paper/Archive/CVE-2026-33816

CVE-2026-33816

github.com/jackc/pgx/v5 github.com/jackc/pgx/v5/pgproto3 — CVE-2026-33816 in github.com/jackc/pgx

Description · from the CVE record

Memory-safety vulnerability in github.com/jackc/pgx/v5.

Affected

ProductAffectedFixed inSource
github.com/jackc/pgx/v5/pgproto3< 5.9.05.9.0CNA
Cryostat 4 on RHEL 9see advisory4.2.0-13redhat-SADP
Red Hat Enterprise Linux 10see advisory0:1.0.1-1.el10_2redhat-SADP
RHEM 1.0 for RHEL 9see advisory0:1.0.3-1.el9emredhat-SADP
RHEM 1.1 for RHEL 10see advisory0:1.1.3-1.el10emredhat-SADP
RHEM 1.1 for RHEL 9see advisory0:1.1.3-1.el9emredhat-SADP
Custom Metric Autoscaler 2.19see advisory1780101236redhat-SADP
Custom Metric Autoscaler 2.19see advisory1780101226redhat-SADP
Custom Metric Autoscaler 2.19see advisory1780101239redhat-SADP
Custom Metric Autoscaler 2.19see advisory1779953535redhat-SADP
Custom Metric Autoscaler 2.19see advisory1788290523redhat-SADP
Custom Metric Autoscaler 2.19see advisory1788290620redhat-SADP

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
redhat-SADP (CNA)8.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refpkg.go.dev/vuln/GO-2026-4772refaccess.redhat.com/security/cve/CVE-2026-33816refbugzilla.redhat.com/show_bug.cgi?id=2455972refsecurity.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-33816.jsonadvisoryaccess.redhat.com/errata/RHSA-2026:41019advisoryaccess.redhat.com/errata/RHSA-2026:17789advisoryaccess.redhat.com/errata/RHSA-2026:36796advisoryaccess.redhat.com/errata/RHSA-2026:19137advisoryaccess.redhat.com/errata/RHSA-2026:26636advisoryaccess.redhat.com/errata/RHSA-2026:62866advisoryaccess.redhat.com/errata/RHSA-2026:22423advisoryaccess.redhat.com/errata/RHSA-2026:24503advisoryaccess.redhat.com/errata/RHSA-2026:24539advisoryaccess.redhat.com/errata/RHSA-2026:25273advisoryaccess.redhat.com/errata/RHSA-2026:11070advisoryaccess.redhat.com/errata/RHSA-2026:11217advisoryaccess.redhat.com/errata/RHSA-2026:13791advisoryaccess.redhat.com/errata/RHSA-2026:13829advisoryaccess.redhat.com/errata/RHSA-2026:40945advisoryaccess.redhat.com/errata/RHSA-2026:40118advisoryaccess.redhat.com/errata/RHSA-2026:13907advisoryaccess.redhat.com/errata/RHSA-2026:26519advisoryaccess.redhat.com/errata/RHSA-2026:40984advisoryaccess.redhat.com/errata/RHSA-2026:24479advisoryaccess.redhat.com/errata/RHSA-2026:24475advisoryaccess.redhat.com/errata/RHSA-2026:24482