Externally-controlled format string in PostgreSQL timeofday() function allows an attacker to retrieve portions of server memory, via crafted timezone zones. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

Project Subscriptions

Vendors Products
Postgresql Subscribe
Postgresql Subscribe
Advisories
Source ID Title
Debian DSA Debian DSA DSA-6269-1 postgresql-15 security update
Debian DSA Debian DSA DSA-6270-1 postgresql-17 security update
Ubuntu USN Ubuntu USN USN-8294-1 PostgreSQL vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 22 May 2026 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Moderate


Mon, 18 May 2026 15:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*

Thu, 14 May 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Postgresql
Postgresql postgresql
Vendors & Products Postgresql
Postgresql postgresql

Thu, 14 May 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 14 May 2026 13:30:00 +0000

Type Values Removed Values Added
Description Externally-controlled format string in PostgreSQL timeofday() function allows an attacker to retrieve portions of server memory, via crafted timezone zones. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.
Title PostgreSQL timeofday() can disclose portions of server memory
Weaknesses CWE-134
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: PostgreSQL

Published:

Updated: 2026-05-14T15:30:37.425Z

Reserved: 2026-04-17T00:36:25.451Z

Link: CVE-2026-6474

cve-icon Vulnrichment

Updated: 2026-05-14T15:30:34.525Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-14T14:16:24.997

Modified: 2026-05-18T15:00:45.520

Link: CVE-2026-6474

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-05-14T13:00:10Z

Links: CVE-2026-6474 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-05-14T16:30:24Z

Weaknesses