CVE-2026-84414

IBM i is Affected By An Incorrect Permission Assignment Vulnerability in Network Authentication Service []

Published Sep 29, 2026 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to change the ownership of arbitrary files due to improper validation of an attacker-controlled file path.

Remediation

Vendor Solution

IBM i Release5770-SS1  PTF Number(s)PTF Download Link(s)7.6SJ11607 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11607 7.5SJ11608 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11608 7.4SJ11609 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11609 7.3SJ11610 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11610 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:o:ibm:i:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to change the ownership of arbitrary files due to improper validation of an attacker-controlled file path.
Title IBM i is Affected By An Incorrect Permission Assignment Vulnerability in Network Authentication Service []
First Time appeared Ibm
Ibm i
Weaknesses CWE-732
CPEs cpe:2.3:a:ibm:i:7.3.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm i
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Sep 30, 2026, 3:56 AM
Reserved
Sep 1, 2026, 5:35 PM
Status
Analyzed
Published
Sep 29, 2026, 6:17 PM
Modified
Oct 2, 2026, 1:55 PM