IBM i Access Family up to 1.1.9.15 Emulator Macro RunProgram input validation

Summaryinfo

A vulnerability, which was classified as critical, has been found in IBM i Access Family up to 1.1.9.15. This impacts the function RunProgram of the component Emulator Macro. The manipulation leads to input validation. This vulnerability is referenced as CVE-2026-14276. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in IBM i Access Family up to 1.1.9.15. It has been rated as critical. This issue affects the function RunProgram of the component Emulator Macro. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

IBM i Access Family 1.1.2.0 through 1.1.9.15 IBM i Access Client Solutions could allow an authenticated user to execute arbitrary commands with normal user privileges on the system due to improper validation of user supplied input in a malicious emulator macro RunProgram action.

It is possible to read the advisory at ibm.com. The identification of this vulnerability is CVE-2026-14276 since 06/30/2026. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/14/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• IBM

Name

• i Access Family

Version

• 1.1.9.0
• 1.1.9.1
• 1.1.9.2
• 1.1.9.3
• 1.1.9.4
• 1.1.9.5
• 1.1.9.6
• 1.1.9.7
• 1.1.9.8
• 1.1.9.9
• 1.1.9.10
• 1.1.9.11
• 1.1.9.12
• 1.1.9.13
• 1.1.9.14
• 1.1.9.15

License

• commercial

Website

• Vendor: https://www.ibm.com/

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