CVE-2026-32286
Denial of service in github.com/jackc/pgproto3/v2
CVSS Score
7.5
EPSS Score
0.5%
EPSS Percentile
39th
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.
| Vendor | github.com/jackc/pgproto3/v2 |
| Product | github.com/jackc/pgproto3/v2 |
| Published | Mar 26, 2026 |
| Last Updated | Jul 22, 2026 |
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Affected Versions
github.com/jackc/pgproto3/v2 / github.com/jackc/pgproto3/v2
All versions affected References
github.com: https://github.com/advisories/GHSA-jqcq-xjh3-6g23 github.com: https://github.com/jackc/pgx/issues/2507 github.com: https://github.com/golang/vulndb/issues/4518 pkg.go.dev: https://pkg.go.dev/vuln/GO-2026-4518 securityinfinity.com: https://securityinfinity.com/research/memory-safety-vulnerabilities-in-go-postgresql-wire-protocol-parsers-pgproto3-pgx access.redhat.com: https://access.redhat.com/security/cve/CVE-2026-32286 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2451847 security.access.redhat.com: https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32286.json access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22450 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22714 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22423 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22347 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:21769 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:23345 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:11070 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:11217 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:11856 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:21017 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:24853 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19375 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22465 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:11916 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:11996