Remote Code Execution Vulnerability in IBM i Access Client Solutions
CVE-2026-7770

8.8HIGH

Key Information:

Vendor

IBM
Status
I Access Family
Vendor
CVE Published:
1 June 2026

What is CVE-2026-7770?

IBM i Access Client Solutions (ACS) versions 1.1.5.0 through 1.1.9.12 exhibit a vulnerability that allows for remote code execution when the software is set to listen for requests from IBM i Navigator. This flaw poses a significant risk as it enables potential attackers to execute arbitrary code remotely, compromising the security and integrity of systems utilizing these versions. Organizations are advised to review their configurations and apply the recommended patches provided by IBM to mitigate potential risks.

Affected Version(s)

i Access Family 1.1.5.0 <= 1.1.9.12

References

https://www.ibm.com/support/pages/node/7274214
vendor-advisorypatch

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.