CVE-2026-2004

Missing validation of type of input in PostgreSQL intarray extension selectivity estimator function allows an object creator to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 15.16, and 14.21 are affected.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.postgresql.org/support/security/CVE-2026-2004/	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

20 Feb 2026, 19:53

Type	Values Removed	Values Added
CPE		cpe:2.3:a:postgresql:postgresql::::::::
First Time		Postgresql Postgresql postgresql
References	~~() https://www.postgresql.org/support/security/CVE-2026-2004/ -~~	() https://www.postgresql.org/support/security/CVE-2026-2004/ - Vendor Advisory

12 Feb 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-12 14:16

Updated : 2026-02-20 19:53

NVD link : CVE-2026-2004

Mitre link : CVE-2026-2004

CVE.ORG link : CVE-2026-2004

JSON object : View

Products Affected

postgresql

postgresql

CWE

CWE-1287

Improper Validation of Specified Type of Input

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