CVE-2026-18824: IBM AIX vulnerability

Q: What level of access does an attacker need to exploit this issue?

An attacker must be remote and authenticated. The available information does not indicate that unauthenticated attackers can exploit it.

Q: What is the potential impact of successful exploitation?

A successful attacker could execute arbitrary commands on the affected system.

Q: Which products should be assessed for exposure?

Assess IBM AIX systems and IBM PowerVM VIOS systems for this vulnerability.

Published Aug 15, 2026

Updated

AIX could allow a remote authenticated attacker to execute arbitrary commands due to improper neutralization of special elements used in an OS command.

Affected Software

3 affected components

IBM AIX<=7.2

IBM AIX<=7.3

IBM PowerVM VIOS<=4.1

Event History

Aug 15, 2026

CVE Published

via IBM·12:00 AM

Data Sourced

via IBM·12:00 AM

DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

IBM-7283858

Frequently Asked Questions

What level of access does an attacker need to exploit this issue?

An attacker must be remote and authenticated. The available information does not indicate that unauthenticated attackers can exploit it.

What is the potential impact of successful exploitation?

A successful attacker could execute arbitrary commands on the affected system.

Which products should be assessed for exposure?