CVE-2026-16656

Published: Ago 19, 2026 Last Modified: Ago 20, 2026
ExploitDB:
Other exploit source:
Google Dorks:
CRITICAL 9,8
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high

Description

AI Translation Available

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.

287

Improper Authentication

Draft
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Confidentiality Availability Access Control
Potential Impacts:
Read Application Data Gain Privileges Or Assume Identity Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: Not Technology-Specific, Web Based, ICS/OT
Likelihood of Exploit: High
View CWE Details
Operating System

Aix by Ibm

Product Information
Vendor Ibm
Product Aix
Version Range Affected
From 7.3.4 (inclusive)
To 7.3.4.1 (inclusive)
cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Vios by Ibm

Product Information
Vendor Ibm
Product Vios
Version Range Affected
From 4.1.1.0 (inclusive)
To 4.1.1.30 (exclusive)
cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Vios by Ibm

Product Information
Vendor Ibm
Product Vios
Version Range Affected
From 4.1.0 (inclusive)
To 4.1.0.50 (exclusive)
cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Vios by Ibm

Product Information
Vendor Ibm
Product Vios
Version Range Affected
From 4.1.2.0 (inclusive)
To 4.1.2.20 (exclusive)
cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Aix by Ibm

Product Information
Vendor Ibm
Product Aix
Version Range Affected
From 7.3.3 (inclusive)
To 7.3.3.2 (inclusive)
cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Aix by Ibm

Product Information
Vendor Ibm
Product Aix
Version Range Affected
From 7.3.2 (inclusive)
To 7.3.2.5 (inclusive)
cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Aix by Ibm

Product Information
Vendor Ibm
Product Aix
Version Range Affected
From 7.2.5 (inclusive)
To 7.2.5.212 (inclusive)
cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.ibm.com/support/pages/node/7283858
https://www.ibm.com/support/pages/node/7283858