CVE-2026-14672: PostgreSQL observable response discrepancy with non-default scram_iterations provides user existence oracle

Overview

Severity

Medium (CVSS 5.3)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-14

EPSS Score

0.39% (percentile: 32.8%)

Affected Products (1)

Other

• 21725-17084

Revision History

• 2026-08-14: Information published.