---
id: CVE-2026-16856
title: >-
  IBM i 7.6, and 7.5 could allow a local attacker to gain elevated privileges
  due to improper neutralization of special elements used in an OS command.
summary: >-
  IBM i 7.6, and 7.5 could allow a local attacker to gain elevated privileges
  due to improper neutralization of special elements used in an OS command.
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-78
vendor: ibm
product: i
affected:
  - i = 7.5
  - i = 7.6
published: '2026-08-12'
updated: '2026-08-15'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-16856'
references:
  - url: 'https://www.ibm.com/support/pages/node/7283284'
    label: psirt@us.ibm.com
tags:
  - nvd
epss: 0.00503
epssPercentile: 0.40477
ingestedAt: '2026-08-15T21:29:26.856Z'
---

## Overview

IBM i 7.6, and 7.5 could allow a local attacker to gain elevated privileges due to improper neutralization of special elements used in an OS command.

## Affected

- `i = 7.5`
- `i = 7.6`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.