Search/CVE-2026-16656
● CVE — Critical

CVE-2026-16656

VendoribmProductaix, viosDiscoveredAug 19, 2026UpdatedOct 27, 2026

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to gain root privileges due to improper authentication.

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CVSS v3.1
9.8 CRITICAL
EPSS
0.72%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 21, 2026 → Sep 25, 2026
● 0.00pp
0.72% → 0.72% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Connections
3 relationships
Timeline
disclosure → media coverage
Aug 19, 2026
Disclosure — published as a CVE record. · last revised by NVD Oct 27, 2026