CVE-2026-18835

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.

Score

CVSS 3.1 9.9 Critical

Status

Analyzed - psirt@us.ibm.com

Published

2026-08-20

Last modified

2026-10-26

Weaknesses

CWE-78

Affected products

• Aix (Ibm)
• Powervm Vios (Ibm)
• Vios (Ibm)

References

• https://www.ibm.com/support/pages/node/7283858