CVE-2026-6474

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.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://www.postgresql.org/support/security/CVE-2026-6474/	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:postgresql:postgresql::::::::
	cpe:2.3:a:postgresql:postgresql::::::::
	cpe:2.3:a:postgresql:postgresql::::::::
	cpe:2.3:a:postgresql:postgresql::::::::
	cpe:2.3:a:postgresql:postgresql::::::::

History

18 May 2026, 15:00

Type	Values Removed	Values Added
First Time		Postgresql Postgresql postgresql
CPE		cpe:2.3:a:postgresql:postgresql::::::::
References	~~() https://www.postgresql.org/support/security/CVE-2026-6474/ -~~	() https://www.postgresql.org/support/security/CVE-2026-6474/ - Patch, Vendor Advisory

14 May 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-14 14:16

Updated : 2026-05-18 15:00

NVD link : CVE-2026-6474

Mitre link : CVE-2026-6474

CVE.ORG link : CVE-2026-6474

JSON object : View

Products Affected

postgresql

postgresql

CWE

CWE-134

Use of Externally-Controlled Format String

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