CVE-2026-13361

IBM Informix Server Vulnerability in SQL Interface Handler Could Allow Remote Code Execution

Published Aug 12, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
IBM Informix oninit sq_sgkprepare RCE via unchecked SQL Interface length field.

Remediation

Vendor Solution

The issue has been fixed in IBM Informix versions 14.10.xC13W13 and 15.0.1.14. Fixes are available on IBM Fix Central - Select Fixes - Informix Server. Follow the instructions for Database server upgrades in the Informix Servers documentation.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:informix_dynamic_server:*:*:*:*:*:*:*:*
cpe:2.3:a:ibm:informix_dynamic_server:12.10:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description IBM Informix Dynamic Server 14.10, 12.10.x, and 15.0 IBM Informix oninit sq_sgkprepare RCE via unchecked SQL Interface length field. IBM Informix oninit sq_sgkprepare RCE via unchecked SQL Interface length field.
Type Values Removed Values Added
Description IBM Informix Dynamic Server 14.10, 12.10.x, and 15.0 IBM Informix oninit sq_sgkprepare RCE via unchecked SQL Interface length field.
Title IBM Informix Server Vulnerability in SQL Interface Handler Could Allow Remote Code Execution
First Time appeared Ibm
Ibm informix Dynamic Server
Weaknesses CWE-121
CPEs cpe:2.3:a:ibm:informix_dynamic_server:12.10.x:*:*:*:*:*:*:*
cpe:2.3:a:ibm:informix_dynamic_server:14.10.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:informix_dynamic_server:14.10:*:*:*:*:*:*:*
cpe:2.3:a:ibm:informix_dynamic_server:15.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:informix_dynamic_server:15.0:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm informix Dynamic Server
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Aug 13, 2026, 1:19 PM
Reserved
Jun 25, 2026, 6:43 PM
Status
Analyzed
Published
Aug 12, 2026, 8:17 PM
Modified
Oct 23, 2026, 7:10 PM