CVE-2026-16863

IBM i is Affected By Out-of-Bounds Read Vulnerability []

Published Aug 12, 2026 CVSS 3.1 · 7.7 High EPSS < 1% KEV · Not listed
Description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to an out-of-bounds read.

Remediation

Vendor Solution

IBM i Release5770-999  PTF Number(s)PTF Download Link(s)7.6MJ10974 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10973 7.4MJ10972 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10972 7.3MJ10971 https://www.ibm.com/mysupport/s/fix-information?legacy=MJ10971 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:ibm:i:*:*:*:*:*:*:*:*
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 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to obtain sensitive information due to an out-of-bounds read.
Title IBM i is Affected By Out-of-Bounds Read Vulnerability []
First Time appeared Ibm
Ibm i
Weaknesses CWE-125
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': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ibm
Published
Updated
Aug 12, 2026, 7:18 PM
Reserved
Jul 24, 2026, 4:01 AM
Status
Analyzed
Published
Aug 12, 2026, 6:17 PM
Modified
Oct 23, 2026, 7:10 PM