CVE-2026-12943: This Power Hardware Management Console update is being released to address

Published Jul 1, 2026
·
Updated

IBM HMC V10.3.1050.0 through 10.3.1064.0 and IBM HMC V11.1.1110.0 through 11.1.1112.0 Management systems in IBM Power environments (HMC and Novalink) could allow an unauthenticated user to execute arbitrary commands with elevated privileges on the system due to improper validation of user supplied input.

Affected Software

5 affected components
IBM HMC>=10.3.1050.0<=10.3.1064.0, >=11.1.1110.0<=11.1.1112.0
IBM HMC V10.3.1050.0<=V10.3.1050.0 - V10.3.1064.0
IBM HMC V11.1.1110.0<=V11.1.1110.0 - V11.1.1112.0
IBM Hardware Management Console>=10.3.1050.0<10.3.1064.1
IBM Hardware Management Console>=11.1.1110.0<11.1.1112.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade IBM Power Hardware Management Console (HMC) / Novalink management systems to a version that resolves this vulnerability.

    Fixed in 10.3.1064.1Patch MB04527
  2. Upgrade

    Upgrade IBM Power Hardware Management Console (HMC) / Novalink management systems to a version that resolves this vulnerability.

    Fixed in 11.1.1112.1Patch MB04528
  3. Upgrade

    Upgrade IBM Power Hardware Management Console (HMC) / Novalink management systems to a version that resolves this vulnerability.

    Patch MB04529
  4. Upgrade

    Upgrade IBM Power Hardware Management Console (HMC) / Novalink management systems to a version that resolves this vulnerability.

    Patch MB04530
  5. Upgrade

    Upgrade IBM Power Hardware Management Console (HMC) / Novalink management systems to a version that resolves this vulnerability.

    Patch MF71762
  6. Upgrade

    Upgrade IBM Power Hardware Management Console (HMC) / Novalink management systems to a version that resolves this vulnerability.

    Patch MF71763
  7. Upgrade

    Upgrade IBM Power Hardware Management Console (HMC) / Novalink management systems to a version that resolves this vulnerability.

    Patch MF71764
  8. Upgrade

    Upgrade IBM Power Hardware Management Console (HMC) / Novalink management systems to a version that resolves this vulnerability.

    Patch MF71765

Event History

Jul 1, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Jul 30, 2026
CVE Published
via MITRE·05:57 PM
Data Sourced
via MITRE·05:57 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·07:17 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2026-12943?

The severity of CVE-2026-12943 is rated as critical with a score of 9.8.

2

What type of vulnerability is CVE-2026-12943?

CVE-2026-12943 is classified as an OS Command Injection vulnerability.

3

How do I fix CVE-2026-12943?

To remediate CVE-2026-12943, update the IBM HMC software to the latest versions that address this vulnerability.

4

What systems are affected by CVE-2026-12943?

CVE-2026-12943 affects IBM HMC V10.3.1050.0 through 10.3.1064.0 and V11.1.1110.0 through 11.1.1112.0 in IBM Power environments.

5

What can attackers do with CVE-2026-12943?

Attackers exploiting CVE-2026-12943 can execute arbitrary commands with elevated privileges on the affected systems.

Company

Resources

Contact

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