Improper Authorization in IBM i Systems Affecting IBM Products
CVE-2026-16941

4.3MEDIUM

Key Information:

Vendor

IBM
Status
I
Vendor
CVE Published:
4 September 2026

What is CVE-2026-16941?

A security flaw exists in IBM i versions 7.4, 7.5, and 7.6, where a remote authenticated attacker can exploit improper authorization to alter specific system messages. This vulnerability poses a risk to system integrity and could allow attackers to manipulate critical communications within the system.

Affected Version(s)

i 7.6

i 7.5

i 7.4

References

https://www.ibm.com/support/pages/node/7285848
vendor-advisorypatch

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.