CVE-2026-16882: CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in IBM AIX
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary commands due to improper neutralization of special elements used in an OS command.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-16882) involves improper neutralization of special elements used in OS commands on IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1. This flaw could allow a remote attacker to execute arbitrary commands on the affected systems. The CVSS v3.1 base score is 9.8, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and high impact on confidentiality, integrity, and availability. The vulnerability is publicly known but no vendor remediation level or patch information is currently available.
Potential Impact
Successful exploitation could lead to full system compromise, allowing an attacker to execute arbitrary commands remotely with no privileges or user interaction required. This impacts confidentiality, integrity, and availability of affected systems.
Mitigation Recommendations
Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until a fix is available, consider restricting network access to affected systems and monitoring for suspicious activity related to command execution.
CVE-2026-16882: CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in IBM AIX
Description
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary commands due to improper neutralization of special elements used in an OS command.
CVSS v3.1
Score 9.8critical
Affected software
cpe:2.3:a:ibm:aix:7.2:*:*:*:*:*:*:*cpe:2.3:a:ibm:aix:7.2.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:aix:7.3:*:*:*:*:*:*:*cpe:2.3:a:ibm:aix:7.3.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_vios:4.1:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_vios:4.1.0:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-16882) involves improper neutralization of special elements used in OS commands on IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1. This flaw could allow a remote attacker to execute arbitrary commands on the affected systems. The CVSS v3.1 base score is 9.8, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and high impact on confidentiality, integrity, and availability. The vulnerability is publicly known but no vendor remediation level or patch information is currently available.
Potential Impact
Successful exploitation could lead to full system compromise, allowing an attacker to execute arbitrary commands remotely with no privileges or user interaction required. This impacts confidentiality, integrity, and availability of affected systems.
Mitigation Recommendations
Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until a fix is available, consider restricting network access to affected systems and monitoring for suspicious activity related to command execution.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T04:50:39.702Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a86e0f8acd9273b49838596
Added to database: 08/20/2026, 11:11:52 UTC
Last enriched: 08/20/2026, 11:15:54 UTC
Last updated: 08/20/2026, 22:52:10 UTC
Views: 8
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