CVE-2026-2006
Published: Feb 12, 2026
Modified: Feb 26, 2026
CVSS v3.1
8.8
Description
Missing validation of multibyte character length in PostgreSQL text manipulation allows a database user to issue crafted queries that achieve a buffer overrun. That suffices 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.
| Vendor | Product | Versions |
|---|---|---|
n/a | PostgreSQL | affected 18 - < 18.2affected 17 - < 17.8affected 16 - < 16.12affected 15 - < 15.16affected 0 - < 14.21 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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