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01 Record

CVE-2026-12943

This Power Hardware Management Console update is being released to address

CriticalPUBLISHEDCNA: ibm
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

02 Description

This Power Hardware Management Console update is being released to address

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.75% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 54.9% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-08-10.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-07-30 17:57Z3 MO AGO
Last updated
2026-07-31 03:56Z3 MO AGO
Reserved
2026-06-22
Assigning CNA
ibm
Record state
PUBLISHED
Severity
Critical (CVSS 9.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
Data version
5.2
Document digest
643a67174ce9e9640710d01464a7eff0ac2ab2ff7704bc6a663b70236367c10e

05 Affected products

VendorProductVersionsPlatforms
IBMHMC V10.3.1050.010.3.1050.0 to 10.3.1064.0—
IBMHMC V11.1.1110.011.1.1110.0 to 11.1.1112.0—

06 References

07 Remediation

IBM strongly recommends addressing the vulnerability now. The following fixes are available on IBM Fix Central at: V10R3 https://www.ibm.com/support/fixcentral/main/selectFixes?parent=powersysmgmntcouncil&product=ibm~hmc~9100HMCppc&release=V10R3&platform=All https://www.ibm.com/support/fixcentral/main/selectFixes?parent=powersysmgmntcouncil&product=ibm~hmc~vHMC&release=V10R3&platform=All V11R1 https://www.ibm.com/support/fixcentral/main/selectFixes?parent=powersysmgmntcouncil&product=ibm~hmc~9100HMCppc&release=V11R1&platform=All https://www.ibm.com/support/fixcentral/main/selectFixes?parent=powersysmgmntcouncil&product=ibm~hmc~vHMC&release=V11R1&platform=All Product Affected Version(s) VRMF APAR Remediation/Fix Power HMC V10.3.1050.0 - V10.3.1064.0 V10.3.1064.1 x86 MB04527 MF71762 Power HMC V10.3.1050.0 - V10.3.1064.0 V10.3.1064.1 ppc MB04528 MF71763 Power HMC V11.1.1110.0 - V11.1.1112.0 V11.1.1112.1 x86 MB04529 MF71764 Power HMC V11.1.1110.0 - V11.1.1112.0 V11.1.1112.1 ppc MB04530 MF71765