CVE-2026-17226: IBM i is Affected By Multiple Vulnerabilities in NetServer

Published Aug 12, 2026
·
Updated

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information or cause a denial of service due to an out-of-bounds read.

Other sources

IBM i could allow a remote authenticated attacker to obtain sensitive information or cause a denial of service due to an out-of-bounds read.

IBM

Affected Software

8 affected components
IBM i<=7.6
IBM i<=7.5
IBM i<=7.4
IBM i<=7.3
IBM i=7.3
IBM i=7.4
IBM i=7.5
IBM i=7.6

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade IBM i to a version that resolves this vulnerability.

    Patch MJ10939
  2. Upgrade

    Upgrade IBM i to a version that resolves this vulnerability.

    Patch MJ10938
  3. Upgrade

    Upgrade IBM i to a version that resolves this vulnerability.

    Patch MJ10937
  4. Upgrade

    Upgrade IBM i to a version that resolves this vulnerability.

    Patch MJ10936

Event History

Aug 12, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Aug 13, 2026
CVE Published
via MITRE·08:28 PM
Data Sourced
via MITRE·08:28 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2026-17226?

The severity of CVE-2026-17226 is medium with a CVSS score of 5.4.

2

What systems are affected by CVE-2026-17226?

CVE-2026-17226 affects IBM i versions 7.6, 7.5, 7.4, and 7.3.

3

How can I fix CVE-2026-17226?

To mitigate CVE-2026-17226, users should apply the latest security updates provided by IBM for the affected IBM i versions.

4

What type of attacks are possible with CVE-2026-17226?

CVE-2026-17226 could allow a remote authenticated attacker to obtain sensitive information or cause a denial of service.

5

What is the impact of CVE-2026-17226?

The impact of CVE-2026-17226 includes potential exposure of sensitive information and service disruptions due to denial of service.

Contact

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