CVE-2026-17355: Multiple Vulnerabilities in IBM API Connect

Published Nov 5, 2026
·
Updated

IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to obtain sensitive information from internal network resources due to server-side request forgery. Destination checks on outbound requests can be bypassed, which could allow the server to reach internal systems that should be blocked.

Other sources

IBM API Connect could allow a remote authenticated attacker to obtain sensitive information from internal network resources due to server-side request forgery. Destination checks on outbound requests can be bypassed, which could allow the server to reach internal systems that should be blocked.

— 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.

  1. 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.

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