CVE-2026-16869

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary code due to improperly scrubbed environment variables.

Scoring

Severity

HIGH

CVSS base score

7.8

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS probability

0.12%

CWE

CWE-426

Published

2026-08-19

Last modified

2026-08-22

Affected products

• IBM AIX
• IBM AIX
• IBM PowerVM VIOS

Weakness type

• CWE-426

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