IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper authentication during service-name matching.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
IBM i affected
Version Status Constraints
7.6 affected —
7.5 affected —
7.4 affected —
7.3 affected —

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

No data.

Project Subscriptions

Vendors Products
Ibm Subscribe
I Subscribe
Advisories

No advisories yet.

Fixes

Solution

IBM i Release5770-SS1  PTF Number(s)PTF Download Link(s)7.6SJ11089 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11089 7.5SJ11090 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11090 7.4SJ11091 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11091 7.3SJ11092 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11092 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.ibm.com/support/pages/node/7285843 cve-icon cve-icon
History

Fri, 04 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Fri, 04 Sep 2026 16:45:00 +0000

Type Values Removed Values Added
Description IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper authentication during service-name matching.
Title IBM i is Affected By An Improper Authentication Vulnerability in Network Authentication Service []
First Time appeared Ibm
Ibm i
Weaknesses CWE-287
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': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-09-04T17:31:59.322Z

Reserved: 2026-07-24T05:14:10.271Z

Link: CVE-2026-16892

cve-icon Vulnrichment

Updated: 2026-09-04T17:31:55.667Z

cve-icon NVD

Status : Received

Published: 2026-09-04T17:16:52.643

Modified: 2026-09-04T18:17:48.733

Link: CVE-2026-16892

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-04T18:00:04Z

Weaknesses