CVE-2026-2005 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Postgresql	Postgresql

No data.

No data.

References

Link	Providers
https://nvd.nist.gov/vuln/detail/CVE-2026-2005
https://www.cve.org/CVERecord?id=CVE-2026-2005
https://www.postgresql.org/support/security/CVE-2026-2005/

History

Fri, 13 Feb 2026 21:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Postgresql Postgresql postgresql
Vendors & Products		Postgresql Postgresql postgresql

Fri, 13 Feb 2026 00:15:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-120
References		https://nvd.nist.gov/vuln/detail/CVE-2026-2005 https://www.cve.org/CVERecord?id=CVE-2026-2005
Metrics	threat_severity `None`	threat_severity `Important`

Thu, 12 Feb 2026 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Thu, 12 Feb 2026 13:30:00 +0000

Type	Values Removed	Values Added
Description		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.
Title		PostgreSQL pgcrypto heap buffer overflow executes arbitrary code
Weaknesses		CWE-122
References		https://www.postgresql.org/support/security/CVE-2026-2005/
Metrics		cvssV3_1 `{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: PostgreSQL

Published: 2026-02-12T13:00:09.784Z

Updated: 2026-02-13T04:56:32.235Z

Reserved: 2026-02-05T18:17:55.613Z

Link: CVE-2026-2005

Vulnrichment

Updated: 2026-02-12T14:31:55.897Z

NVD

Status : Awaiting Analysis

Published: 2026-02-12T14:16:02.350

Modified: 2026-02-12T15:10:37.307

Link: CVE-2026-2005

Redhat

Severity : Important

Publid Date: 2026-02-12T13:00:09Z

Links: CVE-2026-2005 - Bugzilla

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