CVE-2026-17356: Multiple Vulnerabilities in IBM API Connect

Q: Which deployments are identified as affected?

IBM API Connect V12 OnPrem deployments running versions 12.1.0.0 through 12.1.1.2 are identified as affected.

Q: What level of access does an attacker need?

The issue is described as requiring a local attacker. The provided information does not indicate that it can be exploited remotely without local access.

Q: What is the potential impact?

A local attacker could obtain sensitive information because of the use of a hard-coded cryptographic key.

Published Nov 5, 2026

Updated

IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a local attacker to obtain sensitive information due to the use of a hard-coded cryptographic key.

Other sources

IBM API Connect could allow a local attacker to obtain sensitive information due to the use of a hard-coded cryptographic key.

— IBM

Affected Software

1 affected component

IBM API Connect V12 OnPrem<=v12.1.0.0 - v12.1.1.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade IBM API Connect to a version that resolves this vulnerability.
Fixed in 12.1.1.3

Event History

Nov 5, 2026

CVE Published

via IBM·12:00 AM

Data Sourced

via IBM·12:00 AM

DescriptionAffected Software

Nov 7, 2026

CVE Published

via MITRE·04:33 AM

Data Sourced

via MITRE·04:33 AM

RemedyDescriptionSeverityWeakness

Data Sourced

via NVD·05:18 AM

DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

IBM-7295635

Frequently Asked Questions

Which deployments are identified as affected?

IBM API Connect V12 OnPrem deployments running versions 12.1.0.0 through 12.1.1.2 are identified as affected.

What level of access does an attacker need?

The issue is described as requiring a local attacker. The provided information does not indicate that it can be exploited remotely without local access.

What is the potential impact?

A local attacker could obtain sensitive information because of the use of a hard-coded cryptographic key.

CVE-2026-17356: Multiple Vulnerabilities in IBM API Connect

Other sources

Affected Software

Remediation

Event History

Parent advisories

Frequently Asked Questions

Which deployments are identified as affected?

What level of access does an attacker need?

What is the potential impact?

Company

Resources

Contact

Frequently Asked Questions

Which deployments are identified as affected?

What level of access does an attacker need?

What is the potential impact?