Privilege Escalation in IBM i Web Administration GUI by IBM
CVE-2026-2311

6.4MEDIUM

Key Information:

Vendor

IBM
Status
I
Vendor
CVE Published:
30 April 2026

What is CVE-2026-2311?

The IBM i platform versions 7.2 through 7.6 are susceptible to a privilege escalation vulnerability due to an inadequate authorization check in the Web Administration GUI. This flaw allows a malicious actor to execute user-controlled code with administrative privileges, potentially leading to unauthorized access and control over the system.

Affected Version(s)

i 7.6.0 <= 2.3.0

i 7.5.0

i 7.4.0

References

https://www.ibm.com/support/pages/node/7269560
vendor-advisorypatch

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
High
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.