CVE-2026-19385

High8.8Published on August 13, 2026

Heap buffer overflow in PostgreSQL pg_dump of long function transform lists allows an object creator to execute arbitrary code as the operating system user running pg_dump, via a crafted transform list. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.

CVSS score8.8 / 10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type (CWE)CWE-122

Vendorspostgresql

Affected products

Vendors	Product	Versions
postgresql	postgresql	< 14.24

Vulnerabilities

PostgreSQL Logical Decoding Flaw Allows Code Execution as the `postgres` User

PostgreSQL CVE-2026-6471 lets REPLICATION users load arbitrary libraries via logical decoding to execute code as postgres. See affected versions and fix.

Sep 6, 202601:146 min readRead

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CVE database

Affected products

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PostgreSQL Logical Decoding Flaw Allows Code Execution as the `postgres` User