CVE-2026-32286

Published: Mar 26, 2026Modified: Jul 22, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

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 (1)

Products: Jackc: Pgproto3

Jackc

1 product

Pgproto3

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Jackc Pgproto3	From 2.0.0 to 2.3.3

Related CWEs

CWE-1285

Improper Validation of Specified Index, Position, or Offset in Input

The product receives input that is expected to specify an index, position, or offset into an indexable resource such as a buffer or file, but it does not validate or incorrectly validates that the specified index/position/offset has the required properties.

CWE-129

Improper Validation of Array Index

The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.

References (23)

https://github.com/advisories/GHSA-jqcq-xjh3-6g23

Source: security@golang.org

Third Party Advisory

https://github.com/golang/vulndb/issues/4518

Source: security@golang.org

Issue Tracking

https://github.com/jackc/pgx/issues/2507

Source: security@golang.org

Issue Tracking

https://pkg.go.dev/vuln/GO-2026-4518

Source: security@golang.org

PatchThird Party Advisory

https://access.redhat.com/errata/RHSA-2026:11070