Report: CVE-2026-6478 - PostgreSQL discloses MD5-hashed passwords via covert timing channel

Report: CVE-2026-6478 - PostgreSQL discloses MD5-hashed passwords via covert timing channel

CVE ID :CVE-2026-6478 Published : May 14, 2026, 1 p.m. | 1 hour, 16 minutes ago Description :Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover user credentials sufficient to authenticate. This does not affect scram-sha-256 passwords, the default in all supported releases. However, current databases may have MD5-hashed passwords originating in upgrades from PostgreSQL 13 or earlier. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected. Severity: 6.5 | MEDIUM Visit the link for more details, such as CVSS details, affected products, timeline, and more...

CVE Details

Severity
MEDIUM
Published
May 14, 2026
Affected Product: PostgreSQL