CVE-2026-13361: IBM Informix Server Vulnerability in SQL Interface Handler Could Allow Remote Code Execution

Published Aug 10, 2026
·
Updated

IBM Informix oninit sqsgkprepare RCE via unchecked SQL Interface length field.

Affected Software

4 affected components
IBM IBM Informix Dynamic Server=14.10, =12.10.x, =15.0
IBM Informix Dynamic Server<=14.10
IBM Informix Dynamic Server<=12.10.x
IBM Informix Dynamic Server<=15.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade IBM Informix Server to a version that resolves this vulnerability.

    Fixed in 14.10.xC13W13
  2. Upgrade

    Upgrade IBM Informix Server to a version that resolves this vulnerability.

    Fixed in 15.0.1.14

Event History

Aug 10, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Aug 12, 2026
CVE Published
via MITRE·07:43 PM
Data Sourced
via MITRE·07:43 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·08:17 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-13361?

The severity of CVE-2026-13361 is rated high with a CVSS score of 8.8.

2

How do I fix CVE-2026-13361?

To fix CVE-2026-13361, users should apply the latest patches and updates provided by IBM for Informix Dynamic Server.

3

What impact does CVE-2026-13361 have on IBM Informix Server?

CVE-2026-13361 allows for remote code execution due to an unchecked SQL Interface length field.

4

Which versions of IBM Informix are affected by CVE-2026-13361?

IBM Informix Dynamic Server versions 14.10, 12.10.x, and 15.0 are affected by CVE-2026-13361.

5

Can CVE-2026-13361 be exploited remotely?

Yes, CVE-2026-13361 can be exploited remotely due to its nature of allowing remote code execution.

Company

Resources

Contact

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