#VU122779 Buffer overflow in PostgreSQL - CVE-2026-2006

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Main Vulnerability Database Vulnerabilities #VU122779

#VU122779 Buffer overflow in PostgreSQL - CVE-2026-2006

Published: February 12, 2026


Vulnerability identifier: #VU122779
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-2006
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
PostgreSQL
Software vendor:
PostgreSQL Global Development Group

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to missing validation of multibyte character length. A remote user can send a specially crafted query to the application, trigger memory corruption and execute arbitrary code on the target system.


Remediation

Install updates from vendor's website.

External links