CVE-2026-6474 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Postgresql	Postgresql

No data.

No data.

References

Link	Providers
https://www.postgresql.org/support/security/CVE-2026-6474/

History

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		https://www.postgresql.org/support/security/CVE-2026-6474/
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'}`

MITRE

Status: PUBLISHED

Assigner: PostgreSQL

Published: 2026-05-14T13:00:10.254Z

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

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

Link: CVE-2026-6474

Vulnrichment

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

NVD

Status : Awaiting Analysis

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

Modified: 2026-05-14T16:21:23.190

Link: CVE-2026-6474

Redhat

No data.

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