CVE-2026-17491

IBM i is Affected By An Improper Privilege Management Vulnerability in OpenSSH

Published Oct 16, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
IBM i 7.3, 7.4, 7.5, and 7.6 is could allow a remote authenticated attacker to bypass security restrictions due to improper enforcement of the ChrootDirectory configuration directive.

Remediation

Vendor Solution

IBM i Release5733-SC1  PTF Number(s)PTF Download Link(s)7.6SJ11849 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11849 7.5SJ11850 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11850 7.4SJ11852 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11852 7.3SJ11852 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11852 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
Metrics ssvc

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

Type Values Removed Values Added
Description IBM i 7.3, 7.4, 7.5, and 7.6 is could allow a remote authenticated attacker to bypass security restrictions due to improper enforcement of the ChrootDirectory configuration directive.
Title IBM i is Affected By An Improper Privilege Management Vulnerability in OpenSSH
First Time appeared Ibm
Ibm i
Weaknesses CWE-269
CPEs cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*
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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Oct 19, 2026, 2:23 PM
Reserved
Jul 26, 2026, 12:13 AM
Status
Analyzed
Published
Oct 16, 2026, 7:17 PM
Modified
Oct 23, 2026, 3:40 PM