CVE-2026-18076

IBM i is Affected By Multiple Vulnerabilities in Debug Server

Published Sep 4, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to cause a denial of service due to a memory leak.

Remediation

Vendor Solution

IBM i Release5770-SS1 PTF Number(s)PTF Download Link(s)7.6SJ11305 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11305 7.5SJ11306 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11306 7.4SJ11307 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11307 7.3SJ11308 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11308 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
CPEs cpe:2.3:o:ibm:i:7.3:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:7.4:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:7.5:*:*:*:*:*:*:*
cpe:2.3:o:ibm:i:7.6:*:*:*:*:*:*:*
Type Values Removed Values Added
Description IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to cause a denial of service due to a memory leak.
Title IBM i is Affected By Multiple Vulnerabilities in Debug Server
First Time appeared Ibm
Ibm i
Weaknesses CWE-401
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': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Sep 10, 2026, 3:06 PM
Reserved
Jul 28, 2026, 3:10 PM
Status
Analyzed
Published
Sep 4, 2026, 5:16 PM
Modified
Sep 10, 2026, 4:17 PM