CVE-2026-2005

Heap buffer overflow in PostgreSQL pgcrypto allows a ciphertext provider 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-2026-2005/	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, 19:54

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-2026-2005/ -~~	() https://www.postgresql.org/support/security/CVE-2026-2005/ - 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 19:54

NVD link : CVE-2026-2005

Mitre link : CVE-2026-2005

CVE.ORG link : CVE-2026-2005

JSON object : View

Products Affected

postgresql

postgresql

CWE

CWE-122

Heap-based Buffer Overflow

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