High 7.8Published Aug 20, 2026

CVE-2026-16997Vulnerabilities in IBM AIX and PowerVM VIOS

Updated under an hour ago (Oct 26, 2026, 4:30 PM ET)

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It affects IBM AIX and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for IBM AIX

Exploited in the last 30 days

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary commands due to improper privilege management.

CVSS: 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-269
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: ibm
NVD analysis: Analyzed
Record last updated: Aug 24, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

IBM AIX ibm:aix	7.2; 7.3	CNA record
IBM PowerVM VIOS ibm:powervm_vios	4.1	CNA record
ibm vios ibm:vios	from 4.1.0 before 4.1.0.50; from 4.1.1.0 before 4.1.1.30; from 4.1.2.0 before 4.1.2.20	NVD
ibm aix ibm:aix	from 7.2.5 through 7.2.5.212; from 7.3.2 through 7.3.2.5; from 7.3.3 through 7.3.3.2; from 7.3.4 through 7.3.4.1	NVD

References

References

https://www.ibm.com/support/pages/node/7283858	vendor-advisory, patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.