CVE-2026-6471: PostgreSQL logical decoding can dlopen arbitrary file

Overview

Severity

High (CVSS 7.2)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-14

Last Updated

2026-09-25

EPSS Score

0.53% (percentile: 42.7%)

Detection & Weaponization (1 sources)

Maturity: Exploit

• GitHub PoC: 2 repositories

Affected Products (2)

Other

• 21855-17084
• 21725-17084

Revision History

• 2026-08-14: Information published.
• 2026-09-09: Information published.
• 2026-09-25: Information published.