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Vulnerability record · public intelligence
CVE-2026-16816
CRITICAL
Vulnerabilities in IBM AIX and PowerVM VIOS
Published Aug 19, 2026 · Updated Oct 23, 2026
Severity · CVSSCRITICAL · 9.9
Known exploitationNot listed
EPSS / likelihood0.79%
QFinch risk score20 / 100
Original summary
Normalized public record · Updated Oct 23, 2026
Vulnerabilities in IBM AIX and PowerVM VIOS
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote authenticated attacker to execute arbitrary commands due to improper neutralization of special elements used in an OS command.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
CVENVDEPSS
- SSVC priority
- MEDIUM
- Confidence
- 20%
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
Record history
Published Aug 19, 2026 · Last refreshed Oct 23, 2026