Description
pgcollection is an open source extension to PostgreSQL. A type confusion issue in AWS pgcollection 2.0.0 through 2.1.1 might allow an authenticated remote user to execute arbitrary code as the postgres operating system user via crafted SQL statements that rely on mismatched type metadata in collection value retrieval and array conversion functions.



To remediate this issue, users should upgrade to version 2.1.2 or later.
Published: 2026-09-24
Score: 8.7 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Thu, 24 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 24 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
Description pgcollection is an open source extension to PostgreSQL. A type confusion issue in AWS pgcollection 2.0.0 through 2.1.1 might allow an authenticated remote user to execute arbitrary code as the postgres operating system user via crafted SQL statements that rely on mismatched type metadata in collection value retrieval and array conversion functions. To remediate this issue, users should upgrade to version 2.1.2 or later.
Title Type confusion in AWS pgcollection allows remote code execution
First Time appeared Aws
Aws pgcollection
Weaknesses CWE-843
CPEs cpe:2.3:a:aws:pgcollection:*:*:*:*:*:*:*:*
Vendors & Products Aws
Aws pgcollection
References
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'}

cvssV4_0

{'score': 8.7, 'vector': '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'}


Subscriptions

Aws Pgcollection
cve-icon MITRE

Status: PUBLISHED

Assigner: AMZN

Published:

Updated: 2026-09-24T19:26:14.740Z

Reserved: 2026-09-23T18:18:05.982Z

Link: CVE-2026-96883

cve-icon Vulnrichment

Updated: 2026-09-24T19:26:11.675Z

cve-icon NVD

Status : Received

Published: 2026-09-24T20:17:35.240

Modified: 2026-09-24T20:17:35.240

Link: CVE-2026-96883

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses